Home / 52,499,266.20-78,748,899.30-46,972,279.80

Finding the Fourth Proportional to 52,499,266.20, 78,748,899.30 and 46,972,279.80

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Solution

The fourth proportional to 52,499,266.20, 78,748,899.30 and 46,972,279.80 is: 70,458,419.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,499,266.20 : 78,748,899.30 = 46,972,279.80 : x
  2. Step 2: Convert to fraction form
    52,499,266.20/78,748,899.30 = 46,972,279.80/x
  3. Step 3: Cross multiply
    52,499,266.20x = 78,748,899.30 × 46,972,279.80
  4. Step 4: Simplify right side
    52,499,266.20x = 3,699,015,331,861,624
  5. Step 5: Solve for x
    x = 3,699,015,331,861,624/52,499,266.20
  6. Step 6: Final answer
    x = 70,458,419.70

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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.