Home / 88,001,200.71-121,431,807.45-48,844,627.83

Finding the Fourth Proportional to 88,001,200.71, 121,431,807.45 and 48,844,627.83

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Solution

The fourth proportional to 88,001,200.71, 121,431,807.45 and 48,844,627.83 is: 67,400,119.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,001,200.71 : 121,431,807.45 = 48,844,627.83 : x
  2. Step 2: Convert to fraction form
    88,001,200.71/121,431,807.45 = 48,844,627.83/x
  3. Step 3: Cross multiply
    88,001,200.71x = 121,431,807.45 × 48,844,627.83
  4. Step 4: Simplify right side
    88,001,200.71x = 5,931,291,441,619,471
  5. Step 5: Solve for x
    x = 5,931,291,441,619,471/88,001,200.71
  6. Step 6: Final answer
    x = 67,400,119.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.