Home / 99,776,502.30-149,664,753.45-65,736,284.70

Finding the Fourth Proportional to 99,776,502.30, 149,664,753.45 and 65,736,284.70

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Solution

The fourth proportional to 99,776,502.30, 149,664,753.45 and 65,736,284.70 is: 98,604,427.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,776,502.30 : 149,664,753.45 = 65,736,284.70 : x
  2. Step 2: Convert to fraction form
    99,776,502.30/149,664,753.45 = 65,736,284.70/x
  3. Step 3: Cross multiply
    99,776,502.30x = 149,664,753.45 × 65,736,284.70
  4. Step 4: Simplify right side
    99,776,502.30x = 9,838,404,842,344,506
  5. Step 5: Solve for x
    x = 9,838,404,842,344,506/99,776,502.30
  6. Step 6: Final answer
    x = 98,604,427.05

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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.