Home / 110,712,089.60-166,068,134.40-102,649,932.80

Finding the Fourth Proportional to 110,712,089.60, 166,068,134.40 and 102,649,932.80

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Solution

The fourth proportional to 110,712,089.60, 166,068,134.40 and 102,649,932.80 is: 153,974,899.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,712,089.60 : 166,068,134.40 = 102,649,932.80 : x
  2. Step 2: Convert to fraction form
    110,712,089.60/166,068,134.40 = 102,649,932.80/x
  3. Step 3: Cross multiply
    110,712,089.60x = 166,068,134.40 × 102,649,932.80
  4. Step 4: Simplify right side
    110,712,089.60x = 17,046,882,836,381,368
  5. Step 5: Solve for x
    x = 17,046,882,836,381,368/110,712,089.60
  6. Step 6: Final answer
    x = 153,974,899.20

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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.