Home / 177,700,397.86-266,640,271.08-80,594,171.56

Finding the Fourth Proportional to 177,700,397.86, 266,640,271.08 and 80,594,171.56

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Solution

The fourth proportional to 177,700,397.86, 266,640,271.08 and 80,594,171.56 is: 120,931,928.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,700,397.86 : 266,640,271.08 = 80,594,171.56 : x
  2. Step 2: Convert to fraction form
    177,700,397.86/266,640,271.08 = 80,594,171.56/x
  3. Step 3: Cross multiply
    177,700,397.86x = 266,640,271.08 × 80,594,171.56
  4. Step 4: Simplify right side
    177,700,397.86x = 21,489,651,752,226,428
  5. Step 5: Solve for x
    x = 21,489,651,752,226,428/177,700,397.86
  6. Step 6: Final answer
    x = 120,931,928.18

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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.