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Finding the Fourth Proportional to 283,566,672.60, 425,350,008.90 and 181,446,019.80

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Solution

The fourth proportional to 283,566,672.60, 425,350,008.90 and 181,446,019.80 is: 272,169,029.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,566,672.60 : 425,350,008.90 = 181,446,019.80 : x
  2. Step 2: Convert to fraction form
    283,566,672.60/425,350,008.90 = 181,446,019.80/x
  3. Step 3: Cross multiply
    283,566,672.60x = 425,350,008.90 × 181,446,019.80
  4. Step 4: Simplify right side
    283,566,672.60x = 77,178,066,136,799,584
  5. Step 5: Solve for x
    x = 77,178,066,136,799,584/283,566,672.60
  6. Step 6: Final answer
    x = 272,169,029.70

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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.