Home / 1,450,243,329.12-2,001,336,082.20-790,193,607.12

Finding the Fourth Proportional to 1,450,243,329.12, 2,001,336,082.20 and 790,193,607.12

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Solution

The fourth proportional to 1,450,243,329.12, 2,001,336,082.20 and 790,193,607.12 is: 1,090,467,334.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,243,329.12 : 2,001,336,082.20 = 790,193,607.12 : x
  2. Step 2: Convert to fraction form
    1,450,243,329.12/2,001,336,082.20 = 790,193,607.12/x
  3. Step 3: Cross multiply
    1,450,243,329.12x = 2,001,336,082.20 × 790,193,607.12
  4. Step 4: Simplify right side
    1,450,243,329.12x = 1,581,442,977,853,026,816
  5. Step 5: Solve for x
    x = 1,581,442,977,853,026,816/1,450,243,329.12
  6. Step 6: Final answer
    x = 1,090,467,334.76

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.