Home / 178,919,724.10-268,349,689.85-49,540,412.65

Finding the Fourth Proportional to 178,919,724.10, 268,349,689.85 and 49,540,412.65

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Solution

The fourth proportional to 178,919,724.10, 268,349,689.85 and 49,540,412.65 is: 74,302,341.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,919,724.10 : 268,349,689.85 = 49,540,412.65 : x
  2. Step 2: Convert to fraction form
    178,919,724.10/268,349,689.85 = 49,540,412.65/x
  3. Step 3: Cross multiply
    178,919,724.10x = 268,349,689.85 × 49,540,412.65
  4. Step 4: Simplify right side
    178,919,724.10x = 13,294,154,369,420,814
  5. Step 5: Solve for x
    x = 13,294,154,369,420,814/178,919,724.10
  6. Step 6: Final answer
    x = 74,302,341.10

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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.