Home / 316,727,848.80-475,091,773.20-265,709,512.80

Finding the Fourth Proportional to 316,727,848.80, 475,091,773.20 and 265,709,512.80

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Solution

The fourth proportional to 316,727,848.80, 475,091,773.20 and 265,709,512.80 is: 398,564,269.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,727,848.80 : 475,091,773.20 = 265,709,512.80 : x
  2. Step 2: Convert to fraction form
    316,727,848.80/475,091,773.20 = 265,709,512.80/x
  3. Step 3: Cross multiply
    316,727,848.80x = 475,091,773.20 × 265,709,512.80
  4. Step 4: Simplify right side
    316,727,848.80x = 126,236,403,592,260,096
  5. Step 5: Solve for x
    x = 126,236,403,592,260,096/316,727,848.80
  6. Step 6: Final answer
    x = 398,564,269.20

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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.