Home / 363,837,065.40-545,755,598.10-200,011,519.80

Finding the Fourth Proportional to 363,837,065.40, 545,755,598.10 and 200,011,519.80

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Solution

The fourth proportional to 363,837,065.40, 545,755,598.10 and 200,011,519.80 is: 300,017,279.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,837,065.40 : 545,755,598.10 = 200,011,519.80 : x
  2. Step 2: Convert to fraction form
    363,837,065.40/545,755,598.10 = 200,011,519.80/x
  3. Step 3: Cross multiply
    363,837,065.40x = 545,755,598.10 × 200,011,519.80
  4. Step 4: Simplify right side
    363,837,065.40x = 109,157,406,615,339,008
  5. Step 5: Solve for x
    x = 109,157,406,615,339,008/363,837,065.40
  6. Step 6: Final answer
    x = 300,017,279.70

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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.