Home / 156,308,366.96-234,439,487.61-45,614,315.46

Finding the Fourth Proportional to 156,308,366.96, 234,439,487.61 and 45,614,315.46

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Solution

The fourth proportional to 156,308,366.96, 234,439,487.61 and 45,614,315.46 is: 68,414,742.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,308,366.96 : 234,439,487.61 = 45,614,315.46 : x
  2. Step 2: Convert to fraction form
    156,308,366.96/234,439,487.61 = 45,614,315.46/x
  3. Step 3: Cross multiply
    156,308,366.96x = 234,439,487.61 × 45,614,315.46
  4. Step 4: Simplify right side
    156,308,366.96x = 10,693,796,743,244,154
  5. Step 5: Solve for x
    x = 10,693,796,743,244,154/156,308,366.96
  6. Step 6: Final answer
    x = 68,414,742.93

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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.