Home / 77,947,281.60-116,909,863.20-24,100,036.80

Finding the Fourth Proportional to 77,947,281.60, 116,909,863.20 and 24,100,036.80

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Solution

The fourth proportional to 77,947,281.60, 116,909,863.20 and 24,100,036.80 is: 36,146,635.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,947,281.60 : 116,909,863.20 = 24,100,036.80 : x
  2. Step 2: Convert to fraction form
    77,947,281.60/116,909,863.20 = 24,100,036.80/x
  3. Step 3: Cross multiply
    77,947,281.60x = 116,909,863.20 × 24,100,036.80
  4. Step 4: Simplify right side
    77,947,281.60x = 2,817,532,005,402,966
  5. Step 5: Solve for x
    x = 2,817,532,005,402,966/77,947,281.60
  6. Step 6: Final answer
    x = 36,146,635.87

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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.