Home / 118,551,067.68-163,602,410.50-64,904,833.92

Finding the Fourth Proportional to 118,551,067.68, 163,602,410.50 and 64,904,833.92

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Solution

The fourth proportional to 118,551,067.68, 163,602,410.50 and 64,904,833.92 is: 89,569,731.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,551,067.68 : 163,602,410.50 = 64,904,833.92 : x
  2. Step 2: Convert to fraction form
    118,551,067.68/163,602,410.50 = 64,904,833.92/x
  3. Step 3: Cross multiply
    118,551,067.68x = 163,602,410.50 × 64,904,833.92
  4. Step 4: Simplify right side
    118,551,067.68x = 10,618,587,282,414,164
  5. Step 5: Solve for x
    x = 10,618,587,282,414,164/118,551,067.68
  6. Step 6: Final answer
    x = 89,569,731.34

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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.