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Finding the Fourth Proportional to 119,883,350.70, 168,006,752.10 and 119,883,350.70

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Solution

The fourth proportional to 119,883,350.70, 168,006,752.10 and 119,883,350.70 is: 168,006,752.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,883,350.70 : 168,006,752.10 = 119,883,350.70 : x
  2. Step 2: Convert to fraction form
    119,883,350.70/168,006,752.10 = 119,883,350.70/x
  3. Step 3: Cross multiply
    119,883,350.70x = 168,006,752.10 × 119,883,350.70
  4. Step 4: Simplify right side
    119,883,350.70x = 20,141,212,381,972,260
  5. Step 5: Solve for x
    x = 20,141,212,381,972,260/119,883,350.70
  6. Step 6: Final answer
    x = 168,006,752.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.