Home / 134,598,116.40-201,432,688.20-80,784,049.20

Finding the Fourth Proportional to 134,598,116.40, 201,432,688.20 and 80,784,049.20

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Solution

The fourth proportional to 134,598,116.40, 201,432,688.20 and 80,784,049.20 is: 120,897,295.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,598,116.40 : 201,432,688.20 = 80,784,049.20 : x
  2. Step 2: Convert to fraction form
    134,598,116.40/201,432,688.20 = 80,784,049.20/x
  3. Step 3: Cross multiply
    134,598,116.40x = 201,432,688.20 × 80,784,049.20
  4. Step 4: Simplify right side
    134,598,116.40x = 16,272,548,194,037,060
  5. Step 5: Solve for x
    x = 16,272,548,194,037,060/134,598,116.40
  6. Step 6: Final answer
    x = 120,897,295.07

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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.