Home / 151,039,713.52-208,450,921.08-88,334,982.64

Finding the Fourth Proportional to 151,039,713.52, 208,450,921.08 and 88,334,982.64

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Solution

The fourth proportional to 151,039,713.52, 208,450,921.08 and 88,334,982.64 is: 121,911,701.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,039,713.52 : 208,450,921.08 = 88,334,982.64 : x
  2. Step 2: Convert to fraction form
    151,039,713.52/208,450,921.08 = 88,334,982.64/x
  3. Step 3: Cross multiply
    151,039,713.52x = 208,450,921.08 × 88,334,982.64
  4. Step 4: Simplify right side
    151,039,713.52x = 18,413,508,494,893,812
  5. Step 5: Solve for x
    x = 18,413,508,494,893,812/151,039,713.52
  6. Step 6: Final answer
    x = 121,911,701.67

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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.