Home / 769,836,246.30-1,152,486,887.85-724,990,499.10

Finding the Fourth Proportional to 769,836,246.30, 1,152,486,887.85 and 724,990,499.10

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Solution

The fourth proportional to 769,836,246.30, 1,152,486,887.85 and 724,990,499.10 is: 1,085,350,356.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,836,246.30 : 1,152,486,887.85 = 724,990,499.10 : x
  2. Step 2: Convert to fraction form
    769,836,246.30/1,152,486,887.85 = 724,990,499.10/x
  3. Step 3: Cross multiply
    769,836,246.30x = 1,152,486,887.85 × 724,990,499.10
  4. Step 4: Simplify right side
    769,836,246.30x = 835,542,044,028,577,152
  5. Step 5: Solve for x
    x = 835,542,044,028,577,152/769,836,246.30
  6. Step 6: Final answer
    x = 1,085,350,356.06

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1.5x scale

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.