Home / 1,450,243,329.62-2,001,336,082.89-790,193,607.62

Finding the Fourth Proportional to 1,450,243,329.62, 2,001,336,082.89 and 790,193,607.62

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Solution

The fourth proportional to 1,450,243,329.62, 2,001,336,082.89 and 790,193,607.62 is: 1,090,467,335.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,243,329.62 : 2,001,336,082.89 = 790,193,607.62 : x
  2. Step 2: Convert to fraction form
    1,450,243,329.62/2,001,336,082.89 = 790,193,607.62/x
  3. Step 3: Cross multiply
    1,450,243,329.62x = 2,001,336,082.89 × 790,193,607.62
  4. Step 4: Simplify right side
    1,450,243,329.62x = 1,581,442,979,398,928,640
  5. Step 5: Solve for x
    x = 1,581,442,979,398,928,640/1,450,243,329.62
  6. Step 6: Final answer
    x = 1,090,467,335.45

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Double scale
Find fourth proportional to 1,450,243,330.62, 2,001,336,084.27 and 790,193,608.62
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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.