Home / 610,482,963.05-915,730,112.10-173,783,631.38

Finding the Fourth Proportional to 610,482,963.05, 915,730,112.10 and 173,783,631.38

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Solution

The fourth proportional to 610,482,963.05, 915,730,112.10 and 173,783,631.38 is: 260,677,060.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,482,963.05 : 915,730,112.10 = 173,783,631.38 : x
  2. Step 2: Convert to fraction form
    610,482,963.05/915,730,112.10 = 173,783,631.38/x
  3. Step 3: Cross multiply
    610,482,963.05x = 915,730,112.10 × 173,783,631.38
  4. Step 4: Simplify right side
    610,482,963.05x = 159,138,904,245,496,224
  5. Step 5: Solve for x
    x = 159,138,904,245,496,224/610,482,963.05
  6. Step 6: Final answer
    x = 260,677,060.42

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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.