Home / 659,733,532.20-989,600,298.30-271,427,308.20

Finding the Fourth Proportional to 659,733,532.20, 989,600,298.30 and 271,427,308.20

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Solution

The fourth proportional to 659,733,532.20, 989,600,298.30 and 271,427,308.20 is: 407,140,962.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,733,532.20 : 989,600,298.30 = 271,427,308.20 : x
  2. Step 2: Convert to fraction form
    659,733,532.20/989,600,298.30 = 271,427,308.20/x
  3. Step 3: Cross multiply
    659,733,532.20x = 989,600,298.30 × 271,427,308.20
  4. Step 4: Simplify right side
    659,733,532.20x = 268,604,545,161,486,016
  5. Step 5: Solve for x
    x = 268,604,545,161,486,016/659,733,532.20
  6. Step 6: Final answer
    x = 407,140,962.30

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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.