Home / 109,729,023.20-164,518,885.20-52,248,831.20

Finding the Fourth Proportional to 109,729,023.20, 164,518,885.20 and 52,248,831.20

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Solution

The fourth proportional to 109,729,023.20, 164,518,885.20 and 52,248,831.20 is: 78,337,701.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,729,023.20 : 164,518,885.20 = 52,248,831.20 : x
  2. Step 2: Convert to fraction form
    109,729,023.20/164,518,885.20 = 52,248,831.20/x
  3. Step 3: Cross multiply
    109,729,023.20x = 164,518,885.20 × 52,248,831.20
  4. Step 4: Simplify right side
    109,729,023.20x = 8,595,919,462,026,978
  5. Step 5: Solve for x
    x = 8,595,919,462,026,978/109,729,023.20
  6. Step 6: Final answer
    x = 78,337,701.47

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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.