Home / 227,913,856.76-314,520,165.74-123,492,343.48

Finding the Fourth Proportional to 227,913,856.76, 314,520,165.74 and 123,492,343.48

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Solution

The fourth proportional to 227,913,856.76, 314,520,165.74 and 123,492,343.48 is: 170,418,915.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,913,856.76 : 314,520,165.74 = 123,492,343.48 : x
  2. Step 2: Convert to fraction form
    227,913,856.76/314,520,165.74 = 123,492,343.48/x
  3. Step 3: Cross multiply
    227,913,856.76x = 314,520,165.74 × 123,492,343.48
  4. Step 4: Simplify right side
    227,913,856.76x = 38,840,832,338,950,608
  5. Step 5: Solve for x
    x = 38,840,832,338,950,608/227,913,856.76
  6. Step 6: Final answer
    x = 170,418,915.69

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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.