Home / 392,432,065.64-588,734,290.76-116,061,733.28

Finding the Fourth Proportional to 392,432,065.64, 588,734,290.76 and 116,061,733.28

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Solution

The fourth proportional to 392,432,065.64, 588,734,290.76 and 116,061,733.28 is: 174,118,091.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,432,065.64 : 588,734,290.76 = 116,061,733.28 : x
  2. Step 2: Convert to fraction form
    392,432,065.64/588,734,290.76 = 116,061,733.28/x
  3. Step 3: Cross multiply
    392,432,065.64x = 588,734,290.76 × 116,061,733.28
  4. Step 4: Simplify right side
    392,432,065.64x = 68,329,522,226,977,088
  5. Step 5: Solve for x
    x = 68,329,522,226,977,088/392,432,065.64
  6. Step 6: Final answer
    x = 174,118,091.28

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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.