Home / 524,715,082.60-787,548,515.10-266,110,205.80

Finding the Fourth Proportional to 524,715,082.60, 787,548,515.10 and 266,110,205.80

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Solution

The fourth proportional to 524,715,082.60, 787,548,515.10 and 266,110,205.80 is: 399,406,657.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,715,082.60 : 787,548,515.10 = 266,110,205.80 : x
  2. Step 2: Convert to fraction form
    524,715,082.60/787,548,515.10 = 266,110,205.80/x
  3. Step 3: Cross multiply
    524,715,082.60x = 787,548,515.10 × 266,110,205.80
  4. Step 4: Simplify right side
    524,715,082.60x = 209,574,697,430,745,408
  5. Step 5: Solve for x
    x = 209,574,697,430,745,408/524,715,082.60
  6. Step 6: Final answer
    x = 399,406,657.79

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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.