Home / 109,836,034.60-164,754,051.90-84,326,866.60

Finding the Fourth Proportional to 109,836,034.60, 164,754,051.90 and 84,326,866.60

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Solution

The fourth proportional to 109,836,034.60, 164,754,051.90 and 84,326,866.60 is: 126,490,299.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,836,034.60 : 164,754,051.90 = 84,326,866.60 : x
  2. Step 2: Convert to fraction form
    109,836,034.60/164,754,051.90 = 84,326,866.60/x
  3. Step 3: Cross multiply
    109,836,034.60x = 164,754,051.90 × 84,326,866.60
  4. Step 4: Simplify right side
    109,836,034.60x = 13,893,192,956,380,776
  5. Step 5: Solve for x
    x = 13,893,192,956,380,776/109,836,034.60
  6. Step 6: Final answer
    x = 126,490,299.90

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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.