Home / 119,616,402.88-165,070,703.04-64,612,260.16

Finding the Fourth Proportional to 119,616,402.88, 165,070,703.04 and 64,612,260.16

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Solution

The fourth proportional to 119,616,402.88, 165,070,703.04 and 64,612,260.16 is: 89,164,955.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,616,402.88 : 165,070,703.04 = 64,612,260.16 : x
  2. Step 2: Convert to fraction form
    119,616,402.88/165,070,703.04 = 64,612,260.16/x
  3. Step 3: Cross multiply
    119,616,402.88x = 165,070,703.04 × 64,612,260.16
  4. Step 4: Simplify right side
    119,616,402.88x = 10,665,591,209,614,582
  5. Step 5: Solve for x
    x = 10,665,591,209,614,582/119,616,402.88
  6. Step 6: Final answer
    x = 89,164,955.25

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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.