Home / 113,068,608.60-169,602,912.90-74,326,559.70

Finding the Fourth Proportional to 113,068,608.60, 169,602,912.90 and 74,326,559.70

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Solution

The fourth proportional to 113,068,608.60, 169,602,912.90 and 74,326,559.70 is: 111,489,839.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,068,608.60 : 169,602,912.90 = 74,326,559.70 : x
  2. Step 2: Convert to fraction form
    113,068,608.60/169,602,912.90 = 74,326,559.70/x
  3. Step 3: Cross multiply
    113,068,608.60x = 169,602,912.90 × 74,326,559.70
  4. Step 4: Simplify right side
    113,068,608.60x = 12,606,001,030,955,752
  5. Step 5: Solve for x
    x = 12,606,001,030,955,752/113,068,608.60
  6. Step 6: Final answer
    x = 111,489,839.55

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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.