Home / 67,151,330.10-100,726,995.15-61,860,539.70

Finding the Fourth Proportional to 67,151,330.10, 100,726,995.15 and 61,860,539.70

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Solution

The fourth proportional to 67,151,330.10, 100,726,995.15 and 61,860,539.70 is: 92,790,809.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,151,330.10 : 100,726,995.15 = 61,860,539.70 : x
  2. Step 2: Convert to fraction form
    67,151,330.10/100,726,995.15 = 61,860,539.70/x
  3. Step 3: Cross multiply
    67,151,330.10x = 100,726,995.15 × 61,860,539.70
  4. Step 4: Simplify right side
    67,151,330.10x = 6,231,026,282,338,283
  5. Step 5: Solve for x
    x = 6,231,026,282,338,283/67,151,330.10
  6. Step 6: Final answer
    x = 92,790,809.55

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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.