Home / 510,780,178.93-766,170,278.52-122,603,009.26

Finding the Fourth Proportional to 510,780,178.93, 766,170,278.52 and 122,603,009.26

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Solution

The fourth proportional to 510,780,178.93, 766,170,278.52 and 122,603,009.26 is: 183,904,516.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,780,178.93 : 766,170,278.52 = 122,603,009.26 : x
  2. Step 2: Convert to fraction form
    510,780,178.93/766,170,278.52 = 122,603,009.26/x
  3. Step 3: Cross multiply
    510,780,178.93x = 766,170,278.52 × 122,603,009.26
  4. Step 4: Simplify right side
    510,780,178.93x = 93,934,781,752,124,336
  5. Step 5: Solve for x
    x = 93,934,781,752,124,336/510,780,178.93
  6. Step 6: Final answer
    x = 183,904,516.32

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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.