Home / 178,308,001.10-267,462,001.65-137,947,450.70

Finding the Fourth Proportional to 178,308,001.10, 267,462,001.65 and 137,947,450.70

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Solution

The fourth proportional to 178,308,001.10, 267,462,001.65 and 137,947,450.70 is: 206,921,176.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,308,001.10 : 267,462,001.65 = 137,947,450.70 : x
  2. Step 2: Convert to fraction form
    178,308,001.10/267,462,001.65 = 137,947,450.70/x
  3. Step 3: Cross multiply
    178,308,001.10x = 267,462,001.65 × 137,947,450.70
  4. Step 4: Simplify right side
    178,308,001.10x = 36,895,701,286,736,688
  5. Step 5: Solve for x
    x = 36,895,701,286,736,688/178,308,001.10
  6. Step 6: Final answer
    x = 206,921,176.05

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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.