Home / 96,769,807.60-145,154,711.40-82,157,148.40

Finding the Fourth Proportional to 96,769,807.60, 145,154,711.40 and 82,157,148.40

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Solution

The fourth proportional to 96,769,807.60, 145,154,711.40 and 82,157,148.40 is: 123,235,722.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,769,807.60 : 145,154,711.40 = 82,157,148.40 : x
  2. Step 2: Convert to fraction form
    96,769,807.60/145,154,711.40 = 82,157,148.40/x
  3. Step 3: Cross multiply
    96,769,807.60x = 145,154,711.40 × 82,157,148.40
  4. Step 4: Simplify right side
    96,769,807.60x = 11,925,497,165,448,974
  5. Step 5: Solve for x
    x = 11,925,497,165,448,974/96,769,807.60
  6. Step 6: Final answer
    x = 123,235,722.60

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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.