Home / 1,766,107,839.20-2,649,161,758.80-539,274,322.40

Finding the Fourth Proportional to 1,766,107,839.20, 2,649,161,758.80 and 539,274,322.40

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Solution

The fourth proportional to 1,766,107,839.20, 2,649,161,758.80 and 539,274,322.40 is: 808,911,483.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,107,839.20 : 2,649,161,758.80 = 539,274,322.40 : x
  2. Step 2: Convert to fraction form
    1,766,107,839.20/2,649,161,758.80 = 539,274,322.40/x
  3. Step 3: Cross multiply
    1,766,107,839.20x = 2,649,161,758.80 × 539,274,322.40
  4. Step 4: Simplify right side
    1,766,107,839.20x = 1,428,624,912,404,862,208
  5. Step 5: Solve for x
    x = 1,428,624,912,404,862,208/1,766,107,839.20
  6. Step 6: Final answer
    x = 808,911,483.60

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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.