Home / 178,308,002.10-267,462,003.15-115,890,256.65

Finding the Fourth Proportional to 178,308,002.10, 267,462,003.15 and 115,890,256.65

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Solution

The fourth proportional to 178,308,002.10, 267,462,003.15 and 115,890,256.65 is: 173,835,384.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,308,002.10 : 267,462,003.15 = 115,890,256.65 : x
  2. Step 2: Convert to fraction form
    178,308,002.10/267,462,003.15 = 115,890,256.65/x
  3. Step 3: Cross multiply
    178,308,002.10x = 267,462,003.15 × 115,890,256.65
  4. Step 4: Simplify right side
    178,308,002.10x = 30,996,240,189,176,612
  5. Step 5: Solve for x
    x = 30,996,240,189,176,612/178,308,002.10
  6. Step 6: Final answer
    x = 173,835,384.98

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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.