Home / 1,447,065,027.20-2,170,597,540.80-896,066,998.40

Finding the Fourth Proportional to 1,447,065,027.20, 2,170,597,540.80 and 896,066,998.40

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Solution

The fourth proportional to 1,447,065,027.20, 2,170,597,540.80 and 896,066,998.40 is: 1,344,100,497.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,065,027.20 : 2,170,597,540.80 = 896,066,998.40 : x
  2. Step 2: Convert to fraction form
    1,447,065,027.20/2,170,597,540.80 = 896,066,998.40/x
  3. Step 3: Cross multiply
    1,447,065,027.20x = 2,170,597,540.80 × 896,066,998.40
  4. Step 4: Simplify right side
    1,447,065,027.20x = 1,945,000,823,119,077,632
  5. Step 5: Solve for x
    x = 1,945,000,823,119,077,632/1,447,065,027.20
  6. Step 6: Final answer
    x = 1,344,100,497.60

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Double scale
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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.