Home / 88,781,805.60-133,030,990.80-74,326,610.40

Finding the Fourth Proportional to 88,781,805.60, 133,030,990.80 and 74,326,610.40

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Solution

The fourth proportional to 88,781,805.60, 133,030,990.80 and 74,326,610.40 is: 111,371,272.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,781,805.60 : 133,030,990.80 = 74,326,610.40 : x
  2. Step 2: Convert to fraction form
    88,781,805.60/133,030,990.80 = 74,326,610.40/x
  3. Step 3: Cross multiply
    88,781,805.60x = 133,030,990.80 × 74,326,610.40
  4. Step 4: Simplify right side
    88,781,805.60x = 9,887,742,624,317,584
  5. Step 5: Solve for x
    x = 9,887,742,624,317,584/88,781,805.60
  6. Step 6: Final answer
    x = 111,371,272.05

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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.