Home / 71,901,155.85-107,851,733.78-59,943,733.35

Finding the Fourth Proportional to 71,901,155.85, 107,851,733.78 and 59,943,733.35

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Solution

The fourth proportional to 71,901,155.85, 107,851,733.78 and 59,943,733.35 is: 89,915,600.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,901,155.85 : 107,851,733.78 = 59,943,733.35 : x
  2. Step 2: Convert to fraction form
    71,901,155.85/107,851,733.78 = 59,943,733.35/x
  3. Step 3: Cross multiply
    71,901,155.85x = 107,851,733.78 × 59,943,733.35
  4. Step 4: Simplify right side
    71,901,155.85x = 6,465,035,570,743,789
  5. Step 5: Solve for x
    x = 6,465,035,570,743,789/71,901,155.85
  6. Step 6: Final answer
    x = 89,915,600.03

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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.