Home / 1,821,373,687.46-2,513,495,158.90-985,997,644.58

Finding the Fourth Proportional to 1,821,373,687.46, 2,513,495,158.90 and 985,997,644.58

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Solution

The fourth proportional to 1,821,373,687.46, 2,513,495,158.90 and 985,997,644.58 is: 1,360,676,462.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,373,687.46 : 2,513,495,158.90 = 985,997,644.58 : x
  2. Step 2: Convert to fraction form
    1,821,373,687.46/2,513,495,158.90 = 985,997,644.58/x
  3. Step 3: Cross multiply
    1,821,373,687.46x = 2,513,495,158.90 × 985,997,644.58
  4. Step 4: Simplify right side
    1,821,373,687.46x = 2,478,300,306,338,633,216
  5. Step 5: Solve for x
    x = 2,478,300,306,338,633,216/1,821,373,687.46
  6. Step 6: Final answer
    x = 1,360,676,462.72

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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.