Home / 86,832,002.40-130,248,003.60-52,763,791.20

Finding the Fourth Proportional to 86,832,002.40, 130,248,003.60 and 52,763,791.20

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Solution

The fourth proportional to 86,832,002.40, 130,248,003.60 and 52,763,791.20 is: 79,145,686.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,832,002.40 : 130,248,003.60 = 52,763,791.20 : x
  2. Step 2: Convert to fraction form
    86,832,002.40/130,248,003.60 = 52,763,791.20/x
  3. Step 3: Cross multiply
    86,832,002.40x = 130,248,003.60 × 52,763,791.20
  4. Step 4: Simplify right side
    86,832,002.40x = 6,872,378,466,167,248
  5. Step 5: Solve for x
    x = 6,872,378,466,167,248/86,832,002.40
  6. Step 6: Final answer
    x = 79,145,686.80

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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.