Home / 527,725,990.08-791,588,459.52-361,565,778.24

Finding the Fourth Proportional to 527,725,990.08, 791,588,459.52 and 361,565,778.24

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Solution

The fourth proportional to 527,725,990.08, 791,588,459.52 and 361,565,778.24 is: 542,348,307.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,725,990.08 : 791,588,459.52 = 361,565,778.24 : x
  2. Step 2: Convert to fraction form
    527,725,990.08/791,588,459.52 = 361,565,778.24/x
  3. Step 3: Cross multiply
    527,725,990.08x = 791,588,459.52 × 361,565,778.24
  4. Step 4: Simplify right side
    527,725,990.08x = 286,211,297,412,151,552
  5. Step 5: Solve for x
    x = 286,211,297,412,151,552/527,725,990.08
  6. Step 6: Final answer
    x = 542,348,307.25

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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.