Home / 1,461,462,800.10-2,192,194,200.15-370,945,868.10

Finding the Fourth Proportional to 1,461,462,800.10, 2,192,194,200.15 and 370,945,868.10

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Solution

The fourth proportional to 1,461,462,800.10, 2,192,194,200.15 and 370,945,868.10 is: 556,418,802.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,462,800.10 : 2,192,194,200.15 = 370,945,868.10 : x
  2. Step 2: Convert to fraction form
    1,461,462,800.10/2,192,194,200.15 = 370,945,868.10/x
  3. Step 3: Cross multiply
    1,461,462,800.10x = 2,192,194,200.15 × 370,945,868.10
  4. Step 4: Simplify right side
    1,461,462,800.10x = 813,185,380,618,427,008
  5. Step 5: Solve for x
    x = 813,185,380,618,427,008/1,461,462,800.10
  6. Step 6: Final answer
    x = 556,418,802.15

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Half scale
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Double scale
Find fourth proportional to 1,461,462,801.10, 2,192,194,201.65 and 370,945,869.10
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.