Home / 161,863,092.78-242,796,854.11-52,688,725.89

Finding the Fourth Proportional to 161,863,092.78, 242,796,854.11 and 52,688,725.89

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Solution

The fourth proportional to 161,863,092.78, 242,796,854.11 and 52,688,725.89 is: 79,033,809.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,863,092.78 : 242,796,854.11 = 52,688,725.89 : x
  2. Step 2: Convert to fraction form
    161,863,092.78/242,796,854.11 = 52,688,725.89/x
  3. Step 3: Cross multiply
    161,863,092.78x = 242,796,854.11 × 52,688,725.89
  4. Step 4: Simplify right side
    161,863,092.78x = 12,792,656,891,942,126
  5. Step 5: Solve for x
    x = 12,792,656,891,942,126/161,863,092.78
  6. Step 6: Final answer
    x = 79,033,809.82

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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.