Home / 119,005,744.73-178,446,681.25-42,317,627.45

Finding the Fourth Proportional to 119,005,744.73, 178,446,681.25 and 42,317,627.45

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Solution

The fourth proportional to 119,005,744.73, 178,446,681.25 and 42,317,627.45 is: 63,454,417.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,005,744.73 : 178,446,681.25 = 42,317,627.45 : x
  2. Step 2: Convert to fraction form
    119,005,744.73/178,446,681.25 = 42,317,627.45/x
  3. Step 3: Cross multiply
    119,005,744.73x = 178,446,681.25 × 42,317,627.45
  4. Step 4: Simplify right side
    119,005,744.73x = 7,551,440,175,828,373
  5. Step 5: Solve for x
    x = 7,551,440,175,828,373/119,005,744.73
  6. Step 6: Final answer
    x = 63,454,417.21

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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.