Home / 371,337,209.40-557,005,814.10-98,707,976.40

Finding the Fourth Proportional to 371,337,209.40, 557,005,814.10 and 98,707,976.40

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Solution

The fourth proportional to 371,337,209.40, 557,005,814.10 and 98,707,976.40 is: 148,061,964.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,337,209.40 : 557,005,814.10 = 98,707,976.40 : x
  2. Step 2: Convert to fraction form
    371,337,209.40/557,005,814.10 = 98,707,976.40/x
  3. Step 3: Cross multiply
    371,337,209.40x = 557,005,814.10 × 98,707,976.40
  4. Step 4: Simplify right side
    371,337,209.40x = 54,980,916,752,845,592
  5. Step 5: Solve for x
    x = 54,980,916,752,845,592/371,337,209.40
  6. Step 6: Final answer
    x = 148,061,964.60

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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.