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Finding the Fourth Proportional to 354,375,752.10, 531,563,628.15 and 95,590,472.10

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Solution

The fourth proportional to 354,375,752.10, 531,563,628.15 and 95,590,472.10 is: 143,385,708.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,375,752.10 : 531,563,628.15 = 95,590,472.10 : x
  2. Step 2: Convert to fraction form
    354,375,752.10/531,563,628.15 = 95,590,472.10/x
  3. Step 3: Cross multiply
    354,375,752.10x = 531,563,628.15 × 95,590,472.10
  4. Step 4: Simplify right side
    354,375,752.10x = 50,812,418,166,047,344
  5. Step 5: Solve for x
    x = 50,812,418,166,047,344/354,375,752.10
  6. Step 6: Final answer
    x = 143,385,708.15

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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.