Home / 159,495,545.70-239,243,318.55-91,282,140.90

Finding the Fourth Proportional to 159,495,545.70, 239,243,318.55 and 91,282,140.90

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Solution

The fourth proportional to 159,495,545.70, 239,243,318.55 and 91,282,140.90 is: 136,923,211.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,495,545.70 : 239,243,318.55 = 91,282,140.90 : x
  2. Step 2: Convert to fraction form
    159,495,545.70/239,243,318.55 = 91,282,140.90/x
  3. Step 3: Cross multiply
    159,495,545.70x = 239,243,318.55 × 91,282,140.90
  4. Step 4: Simplify right side
    159,495,545.70x = 21,838,642,313,264,688
  5. Step 5: Solve for x
    x = 21,838,642,313,264,688/159,495,545.70
  6. Step 6: Final answer
    x = 136,923,211.35

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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.