Home / 510,780,107.17-766,170,170.91-122,602,937.59

Finding the Fourth Proportional to 510,780,107.17, 766,170,170.91 and 122,602,937.59

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Solution

The fourth proportional to 510,780,107.17, 766,170,170.91 and 122,602,937.59 is: 183,904,408.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,780,107.17 : 766,170,170.91 = 122,602,937.59 : x
  2. Step 2: Convert to fraction form
    510,780,107.17/766,170,170.91 = 122,602,937.59/x
  3. Step 3: Cross multiply
    510,780,107.17x = 766,170,170.91 × 122,602,937.59
  4. Step 4: Simplify right side
    510,780,107.17x = 93,934,713,647,398,368
  5. Step 5: Solve for x
    x = 93,934,713,647,398,368/510,780,107.17
  6. Step 6: Final answer
    x = 183,904,408.82

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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.