Home / 178,518,313.40-267,777,470.10-165,604,297.10

Finding the Fourth Proportional to 178,518,313.40, 267,777,470.10 and 165,604,297.10

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Solution

The fourth proportional to 178,518,313.40, 267,777,470.10 and 165,604,297.10 is: 248,406,445.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,518,313.40 : 267,777,470.10 = 165,604,297.10 : x
  2. Step 2: Convert to fraction form
    178,518,313.40/267,777,470.10 = 165,604,297.10/x
  3. Step 3: Cross multiply
    178,518,313.40x = 267,777,470.10 × 165,604,297.10
  4. Step 4: Simplify right side
    178,518,313.40x = 44,345,099,715,126,768
  5. Step 5: Solve for x
    x = 44,345,099,715,126,768/178,518,313.40
  6. Step 6: Final answer
    x = 248,406,445.65

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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.