Home / 822,632,526.11-1,135,235,086.43-446,289,113.85

Finding the Fourth Proportional to 822,632,526.11, 1,135,235,086.43 and 446,289,113.85

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Solution

The fourth proportional to 822,632,526.11, 1,135,235,086.43 and 446,289,113.85 is: 615,880,170.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,632,526.11 : 1,135,235,086.43 = 446,289,113.85 : x
  2. Step 2: Convert to fraction form
    822,632,526.11/1,135,235,086.43 = 446,289,113.85/x
  3. Step 3: Cross multiply
    822,632,526.11x = 1,135,235,086.43 × 446,289,113.85
  4. Step 4: Simplify right side
    822,632,526.11x = 506,643,060,732,041,408
  5. Step 5: Solve for x
    x = 506,643,060,732,041,408/822,632,526.11
  6. Step 6: Final answer
    x = 615,880,170.86

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Double scale
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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.