Home / 80,570,031,535.10-111,186,989,188.51-43,948,944,949.75

Finding the Fourth Proportional to 80,570,031,535.10, 111,186,989,188.51 and 43,948,944,949.75

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Solution

The fourth proportional to 80,570,031,535.10, 111,186,989,188.51 and 43,948,944,949.75 is: 60,649,732,585.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,570,031,535.10 : 111,186,989,188.51 = 43,948,944,949.75 : x
  2. Step 2: Convert to fraction form
    80,570,031,535.10/111,186,989,188.51 = 43,948,944,949.75/x
  3. Step 3: Cross multiply
    80,570,031,535.10x = 111,186,989,188.51 × 43,948,944,949.75
  4. Step 4: Simplify right side
    80,570,031,535.10x = 4,886,550,866,973,718,216,704
  5. Step 5: Solve for x
    x = 4,886,550,866,973,718,216,704/80,570,031,535.10
  6. Step 6: Final answer
    x = 60,649,732,585.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.