Home / 283,731,902.96-391,549,849.22-153,351,710.96

Finding the Fourth Proportional to 283,731,902.96, 391,549,849.22 and 153,351,710.96

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Solution

The fourth proportional to 283,731,902.96, 391,549,849.22 and 153,351,710.96 is: 211,625,265.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,731,902.96 : 391,549,849.22 = 153,351,710.96 : x
  2. Step 2: Convert to fraction form
    283,731,902.96/391,549,849.22 = 153,351,710.96/x
  3. Step 3: Cross multiply
    283,731,902.96x = 391,549,849.22 × 153,351,710.96
  4. Step 4: Simplify right side
    283,731,902.96x = 60,044,839,302,442,664
  5. Step 5: Solve for x
    x = 60,044,839,302,442,664/283,731,902.96
  6. Step 6: Final answer
    x = 211,625,265.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.