Home / 77,225,750.60-115,836,854.70-38,876,966.60

Finding the Fourth Proportional to 77,225,750.60, 115,836,854.70 and 38,876,966.60

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Solution

The fourth proportional to 77,225,750.60, 115,836,854.70 and 38,876,966.60 is: 58,314,558.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,225,750.60 : 115,836,854.70 = 38,876,966.60 : x
  2. Step 2: Convert to fraction form
    77,225,750.60/115,836,854.70 = 38,876,966.60/x
  3. Step 3: Cross multiply
    77,225,750.60x = 115,836,854.70 × 38,876,966.60
  4. Step 4: Simplify right side
    77,225,750.60x = 4,503,385,531,220,953.50
  5. Step 5: Solve for x
    x = 4,503,385,531,220,953.50/77,225,750.60
  6. Step 6: Final answer
    x = 58,314,558.24

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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.