Home / 177,664,006.10-266,496,009.15-137,303,455.70

Finding the Fourth Proportional to 177,664,006.10, 266,496,009.15 and 137,303,455.70

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Solution

The fourth proportional to 177,664,006.10, 266,496,009.15 and 137,303,455.70 is: 205,955,183.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,664,006.10 : 266,496,009.15 = 137,303,455.70 : x
  2. Step 2: Convert to fraction form
    177,664,006.10/266,496,009.15 = 137,303,455.70/x
  3. Step 3: Cross multiply
    177,664,006.10x = 266,496,009.15 × 137,303,455.70
  4. Step 4: Simplify right side
    177,664,006.10x = 36,590,822,986,553,816
  5. Step 5: Solve for x
    x = 36,590,822,986,553,816/177,664,006.10
  6. Step 6: Final answer
    x = 205,955,183.55

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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.