Home / 108,753,045.90-163,129,568.85-104,572,668.30

Finding the Fourth Proportional to 108,753,045.90, 163,129,568.85 and 104,572,668.30

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Solution

The fourth proportional to 108,753,045.90, 163,129,568.85 and 104,572,668.30 is: 156,859,002.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,753,045.90 : 163,129,568.85 = 104,572,668.30 : x
  2. Step 2: Convert to fraction form
    108,753,045.90/163,129,568.85 = 104,572,668.30/x
  3. Step 3: Cross multiply
    108,753,045.90x = 163,129,568.85 × 104,572,668.30
  4. Step 4: Simplify right side
    108,753,045.90x = 17,058,894,293,273,062
  5. Step 5: Solve for x
    x = 17,058,894,293,273,062/108,753,045.90
  6. Step 6: Final answer
    x = 156,859,002.45

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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.