Home / 75,177,528.60-112,766,292.90-52,502,712.60

Finding the Fourth Proportional to 75,177,528.60, 112,766,292.90 and 52,502,712.60

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Solution

The fourth proportional to 75,177,528.60, 112,766,292.90 and 52,502,712.60 is: 78,754,068.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,177,528.60 : 112,766,292.90 = 52,502,712.60 : x
  2. Step 2: Convert to fraction form
    75,177,528.60/112,766,292.90 = 52,502,712.60/x
  3. Step 3: Cross multiply
    75,177,528.60x = 112,766,292.90 × 52,502,712.60
  4. Step 4: Simplify right side
    75,177,528.60x = 5,920,536,267,096,121
  5. Step 5: Solve for x
    x = 5,920,536,267,096,121/75,177,528.60
  6. Step 6: Final answer
    x = 78,754,068.90

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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.