Home / 1,130,123,558.10-1,695,185,337.15-824,013,542.10

Finding the Fourth Proportional to 1,130,123,558.10, 1,695,185,337.15 and 824,013,542.10

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Solution

The fourth proportional to 1,130,123,558.10, 1,695,185,337.15 and 824,013,542.10 is: 1,236,020,313.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,123,558.10 : 1,695,185,337.15 = 824,013,542.10 : x
  2. Step 2: Convert to fraction form
    1,130,123,558.10/1,695,185,337.15 = 824,013,542.10/x
  3. Step 3: Cross multiply
    1,130,123,558.10x = 1,695,185,337.15 × 824,013,542.10
  4. Step 4: Simplify right side
    1,130,123,558.10x = 1,396,855,674,180,954,368
  5. Step 5: Solve for x
    x = 1,396,855,674,180,954,368/1,130,123,558.10
  6. Step 6: Final answer
    x = 1,236,020,313.15

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Half scale
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Double scale
Find fourth proportional to 1,130,123,559.10, 1,695,185,338.65 and 824,013,543.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.