Home / 718,443,115.80-1,077,664,673.70-563,474,920.20

Finding the Fourth Proportional to 718,443,115.80, 1,077,664,673.70 and 563,474,920.20

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Solution

The fourth proportional to 718,443,115.80, 1,077,664,673.70 and 563,474,920.20 is: 845,212,380.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,443,115.80 : 1,077,664,673.70 = 563,474,920.20 : x
  2. Step 2: Convert to fraction form
    718,443,115.80/1,077,664,673.70 = 563,474,920.20/x
  3. Step 3: Cross multiply
    718,443,115.80x = 1,077,664,673.70 × 563,474,920.20
  4. Step 4: Simplify right side
    718,443,115.80x = 607,237,016,015,466,624
  5. Step 5: Solve for x
    x = 607,237,016,015,466,624/718,443,115.80
  6. Step 6: Final answer
    x = 845,212,380.30

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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.