Home / 239,155,217.40-358,732,826.10-57,402,395.40

Finding the Fourth Proportional to 239,155,217.40, 358,732,826.10 and 57,402,395.40

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Solution

The fourth proportional to 239,155,217.40, 358,732,826.10 and 57,402,395.40 is: 86,103,593.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,155,217.40 : 358,732,826.10 = 57,402,395.40 : x
  2. Step 2: Convert to fraction form
    239,155,217.40/358,732,826.10 = 57,402,395.40/x
  3. Step 3: Cross multiply
    239,155,217.40x = 358,732,826.10 × 57,402,395.40
  4. Step 4: Simplify right side
    239,155,217.40x = 20,592,123,526,751,640
  5. Step 5: Solve for x
    x = 20,592,123,526,751,640/239,155,217.40
  6. Step 6: Final answer
    x = 86,103,593.10

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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.