Home / 349,513,101.60-524,700,961.20-220,120,461.60

Finding the Fourth Proportional to 349,513,101.60, 524,700,961.20 and 220,120,461.60

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Solution

The fourth proportional to 349,513,101.60, 524,700,961.20 and 220,120,461.60 is: 330,452,327.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,513,101.60 : 524,700,961.20 = 220,120,461.60 : x
  2. Step 2: Convert to fraction form
    349,513,101.60/524,700,961.20 = 220,120,461.60/x
  3. Step 3: Cross multiply
    349,513,101.60x = 524,700,961.20 × 220,120,461.60
  4. Step 4: Simplify right side
    349,513,101.60x = 115,497,417,781,307,680
  5. Step 5: Solve for x
    x = 115,497,417,781,307,680/349,513,101.60
  6. Step 6: Final answer
    x = 330,452,327.12

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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.