Home / 99,002,796.60-148,445,145.90-60,691,805.40

Finding the Fourth Proportional to 99,002,796.60, 148,445,145.90 and 60,691,805.40

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Solution

The fourth proportional to 99,002,796.60, 148,445,145.90 and 60,691,805.40 is: 91,001,509.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,002,796.60 : 148,445,145.90 = 60,691,805.40 : x
  2. Step 2: Convert to fraction form
    99,002,796.60/148,445,145.90 = 60,691,805.40/x
  3. Step 3: Cross multiply
    99,002,796.60x = 148,445,145.90 × 60,691,805.40
  4. Step 4: Simplify right side
    99,002,796.60x = 9,009,403,907,537,408
  5. Step 5: Solve for x
    x = 9,009,403,907,537,408/99,002,796.60
  6. Step 6: Final answer
    x = 91,001,509.22

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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.