Home / 486,167,737.55-729,250,515.25-375,664,103.15

Finding the Fourth Proportional to 486,167,737.55, 729,250,515.25 and 375,664,103.15

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Solution

The fourth proportional to 486,167,737.55, 729,250,515.25 and 375,664,103.15 is: 563,495,311.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,167,737.55 : 729,250,515.25 = 375,664,103.15 : x
  2. Step 2: Convert to fraction form
    486,167,737.55/729,250,515.25 = 375,664,103.15/x
  3. Step 3: Cross multiply
    486,167,737.55x = 729,250,515.25 × 375,664,103.15
  4. Step 4: Simplify right side
    486,167,737.55x = 273,953,240,778,481,184
  5. Step 5: Solve for x
    x = 273,953,240,778,481,184/486,167,737.55
  6. Step 6: Final answer
    x = 563,495,311.64

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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.