Home / 510,780,123.44-766,170,195.33-122,602,953.86

Finding the Fourth Proportional to 510,780,123.44, 766,170,195.33 and 122,602,953.86

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Solution

The fourth proportional to 510,780,123.44, 766,170,195.33 and 122,602,953.86 is: 183,904,433.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,780,123.44 : 766,170,195.33 = 122,602,953.86 : x
  2. Step 2: Convert to fraction form
    510,780,123.44/766,170,195.33 = 122,602,953.86/x
  3. Step 3: Cross multiply
    510,780,123.44x = 766,170,195.33 × 122,602,953.86
  4. Step 4: Simplify right side
    510,780,123.44x = 93,934,729,106,951,184
  5. Step 5: Solve for x
    x = 93,934,729,106,951,184/510,780,123.44
  6. Step 6: Final answer
    x = 183,904,433.23

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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.