Home / 98,728,164.60-148,092,246.90-74,335,022.70

Finding the Fourth Proportional to 98,728,164.60, 148,092,246.90 and 74,335,022.70

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Solution

The fourth proportional to 98,728,164.60, 148,092,246.90 and 74,335,022.70 is: 111,502,534.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,728,164.60 : 148,092,246.90 = 74,335,022.70 : x
  2. Step 2: Convert to fraction form
    98,728,164.60/148,092,246.90 = 74,335,022.70/x
  3. Step 3: Cross multiply
    98,728,164.60x = 148,092,246.90 × 74,335,022.70
  4. Step 4: Simplify right side
    98,728,164.60x = 11,008,440,535,005,506
  5. Step 5: Solve for x
    x = 11,008,440,535,005,506/98,728,164.60
  6. Step 6: Final answer
    x = 111,502,534.05

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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.