Home / 176,541,872.16-243,623,964.96-102,205,584.48

Finding the Fourth Proportional to 176,541,872.16, 243,623,964.96 and 102,205,584.48

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Solution

The fourth proportional to 176,541,872.16, 243,623,964.96 and 102,205,584.48 is: 141,041,495.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,541,872.16 : 243,623,964.96 = 102,205,584.48 : x
  2. Step 2: Convert to fraction form
    176,541,872.16/243,623,964.96 = 102,205,584.48/x
  3. Step 3: Cross multiply
    176,541,872.16x = 243,623,964.96 × 102,205,584.48
  4. Step 4: Simplify right side
    176,541,872.16x = 24,899,729,732,071,840
  5. Step 5: Solve for x
    x = 24,899,729,732,071,840/176,541,872.16
  6. Step 6: Final answer
    x = 141,041,495.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.