Home / 1,064,485,861.90-1,597,923,186.45-823,218,354.70

Finding the Fourth Proportional to 1,064,485,861.90, 1,597,923,186.45 and 823,218,354.70

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Solution

The fourth proportional to 1,064,485,861.90, 1,597,923,186.45 and 823,218,354.70 is: 1,235,751,214.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,485,861.90 : 1,597,923,186.45 = 823,218,354.70 : x
  2. Step 2: Convert to fraction form
    1,064,485,861.90/1,597,923,186.45 = 823,218,354.70/x
  3. Step 3: Cross multiply
    1,064,485,861.90x = 1,597,923,186.45 × 823,218,354.70
  4. Step 4: Simplify right side
    1,064,485,861.90x = 1,315,439,696,486,350,336
  5. Step 5: Solve for x
    x = 1,315,439,696,486,350,336/1,064,485,861.90
  6. Step 6: Final answer
    x = 1,235,751,214.34

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Double scale
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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.