Home / 1,727,475,346.67-2,591,286,763.55-678,440,898.90

Finding the Fourth Proportional to 1,727,475,346.67, 2,591,286,763.55 and 678,440,898.90

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Solution

The fourth proportional to 1,727,475,346.67, 2,591,286,763.55 and 678,440,898.90 is: 1,017,690,310.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727,475,346.67 : 2,591,286,763.55 = 678,440,898.90 : x
  2. Step 2: Convert to fraction form
    1,727,475,346.67/2,591,286,763.55 = 678,440,898.90/x
  3. Step 3: Cross multiply
    1,727,475,346.67x = 2,591,286,763.55 × 678,440,898.90
  4. Step 4: Simplify right side
    1,727,475,346.67x = 1,758,034,921,167,141,632
  5. Step 5: Solve for x
    x = 1,758,034,921,167,141,632/1,727,475,346.67
  6. Step 6: Final answer
    x = 1,017,690,310.06

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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.