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Finding the Fourth Proportional to 99,046,544.70, 148,569,817.05 and 99,046,544.70

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Solution

The fourth proportional to 99,046,544.70, 148,569,817.05 and 99,046,544.70 is: 148,569,817.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,046,544.70 : 148,569,817.05 = 99,046,544.70 : x
  2. Step 2: Convert to fraction form
    99,046,544.70/148,569,817.05 = 99,046,544.70/x
  3. Step 3: Cross multiply
    99,046,544.70x = 148,569,817.05 × 99,046,544.70
  4. Step 4: Simplify right side
    99,046,544.70x = 14,715,327,025,513,648
  5. Step 5: Solve for x
    x = 14,715,327,025,513,648/99,046,544.70
  6. Step 6: Final answer
    x = 148,569,817.05

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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.