Home / 119,616,268.25-165,070,516.61-64,612,125.29

Finding the Fourth Proportional to 119,616,268.25, 165,070,516.61 and 64,612,125.29

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Solution

The fourth proportional to 119,616,268.25, 165,070,516.61 and 64,612,125.29 is: 89,164,768.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,616,268.25 : 165,070,516.61 = 64,612,125.29 : x
  2. Step 2: Convert to fraction form
    119,616,268.25/165,070,516.61 = 64,612,125.29/x
  3. Step 3: Cross multiply
    119,616,268.25x = 165,070,516.61 × 64,612,125.29
  4. Step 4: Simplify right side
    119,616,268.25x = 10,665,556,900,890,346
  5. Step 5: Solve for x
    x = 10,665,556,900,890,346/119,616,268.25
  6. Step 6: Final answer
    x = 89,164,768.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.