Home / 99,002,738.10-148,445,058.15-60,691,746.90

Finding the Fourth Proportional to 99,002,738.10, 148,445,058.15 and 60,691,746.90

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Solution

The fourth proportional to 99,002,738.10, 148,445,058.15 and 60,691,746.90 is: 91,001,421.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,002,738.10 : 148,445,058.15 = 60,691,746.90 : x
  2. Step 2: Convert to fraction form
    99,002,738.10/148,445,058.15 = 60,691,746.90/x
  3. Step 3: Cross multiply
    99,002,738.10x = 148,445,058.15 × 60,691,746.90
  4. Step 4: Simplify right side
    99,002,738.10x = 9,009,389,897,795,582
  5. Step 5: Solve for x
    x = 9,009,389,897,795,582/99,002,738.10
  6. Step 6: Final answer
    x = 91,001,421.48

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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.