Home / 510,780,083.45-766,170,133.56-122,602,913.30

Finding the Fourth Proportional to 510,780,083.45, 766,170,133.56 and 122,602,913.30

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Solution

The fourth proportional to 510,780,083.45, 766,170,133.56 and 122,602,913.30 is: 183,904,371.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,780,083.45 : 766,170,133.56 = 122,602,913.30 : x
  2. Step 2: Convert to fraction form
    510,780,083.45/766,170,133.56 = 122,602,913.30/x
  3. Step 3: Cross multiply
    510,780,083.45x = 766,170,133.56 × 122,602,913.30
  4. Step 4: Simplify right side
    510,780,083.45x = 93,934,690,454,075,248
  5. Step 5: Solve for x
    x = 93,934,690,454,075,248/510,780,083.45
  6. Step 6: Final answer
    x = 183,904,371.96

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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.