Home / 1,766,107,847.70-2,649,161,771.55-539,274,330.90

Finding the Fourth Proportional to 1,766,107,847.70, 2,649,161,771.55 and 539,274,330.90

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Solution

The fourth proportional to 1,766,107,847.70, 2,649,161,771.55 and 539,274,330.90 is: 808,911,496.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,107,847.70 : 2,649,161,771.55 = 539,274,330.90 : x
  2. Step 2: Convert to fraction form
    1,766,107,847.70/2,649,161,771.55 = 539,274,330.90/x
  3. Step 3: Cross multiply
    1,766,107,847.70x = 2,649,161,771.55 × 539,274,330.90
  4. Step 4: Simplify right side
    1,766,107,847.70x = 1,428,624,941,798,484,992
  5. Step 5: Solve for x
    x = 1,428,624,941,798,484,992/1,766,107,847.70
  6. Step 6: Final answer
    x = 808,911,496.35

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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.