Home / 746,496,004.40-1,119,744,006.60-726,340,612.40

Finding the Fourth Proportional to 746,496,004.40, 1,119,744,006.60 and 726,340,612.40

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Solution

The fourth proportional to 746,496,004.40, 1,119,744,006.60 and 726,340,612.40 is: 1,089,510,918.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,496,004.40 : 1,119,744,006.60 = 726,340,612.40 : x
  2. Step 2: Convert to fraction form
    746,496,004.40/1,119,744,006.60 = 726,340,612.40/x
  3. Step 3: Cross multiply
    746,496,004.40x = 1,119,744,006.60 × 726,340,612.40
  4. Step 4: Simplify right side
    746,496,004.40x = 813,315,547,485,073,536
  5. Step 5: Solve for x
    x = 813,315,547,485,073,536/746,496,004.40
  6. Step 6: Final answer
    x = 1,089,510,918.60

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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.