Home / 145,160,773.20-217,741,159.80-144,153,003.60

Finding the Fourth Proportional to 145,160,773.20, 217,741,159.80 and 144,153,003.60

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Solution

The fourth proportional to 145,160,773.20, 217,741,159.80 and 144,153,003.60 is: 216,229,505.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,160,773.20 : 217,741,159.80 = 144,153,003.60 : x
  2. Step 2: Convert to fraction form
    145,160,773.20/217,741,159.80 = 144,153,003.60/x
  3. Step 3: Cross multiply
    145,160,773.20x = 217,741,159.80 × 144,153,003.60
  4. Step 4: Simplify right side
    145,160,773.20x = 31,388,042,192,517,576
  5. Step 5: Solve for x
    x = 31,388,042,192,517,576/145,160,773.20
  6. Step 6: Final answer
    x = 216,229,505.40

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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.