Home / 170,989,713.60-256,459,687.20-49,808,529.60

Finding the Fourth Proportional to 170,989,713.60, 256,459,687.20 and 49,808,529.60

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Solution

The fourth proportional to 170,989,713.60, 256,459,687.20 and 49,808,529.60 is: 74,705,546.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,989,713.60 : 256,459,687.20 = 49,808,529.60 : x
  2. Step 2: Convert to fraction form
    170,989,713.60/256,459,687.20 = 49,808,529.60/x
  3. Step 3: Cross multiply
    170,989,713.60x = 256,459,687.20 × 49,808,529.60
  4. Step 4: Simplify right side
    170,989,713.60x = 12,773,879,921,107,940
  5. Step 5: Solve for x
    x = 12,773,879,921,107,940/170,989,713.60
  6. Step 6: Final answer
    x = 74,705,546.04

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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.