Home / 2,528,691,180.93-3,489,518,073.25-1,399,707,220.75

Finding the Fourth Proportional to 2,528,691,180.93, 3,489,518,073.25 and 1,399,707,220.75

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Solution

The fourth proportional to 2,528,691,180.93, 3,489,518,073.25 and 1,399,707,220.75 is: 1,931,554,031.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528,691,180.93 : 3,489,518,073.25 = 1,399,707,220.75 : x
  2. Step 2: Convert to fraction form
    2,528,691,180.93/3,489,518,073.25 = 1,399,707,220.75/x
  3. Step 3: Cross multiply
    2,528,691,180.93x = 3,489,518,073.25 × 1,399,707,220.75
  4. Step 4: Simplify right side
    2,528,691,180.93x = 4,884,303,644,041,205,760
  5. Step 5: Solve for x
    x = 4,884,303,644,041,205,760/2,528,691,180.93
  6. Step 6: Final answer
    x = 1,931,554,031.14

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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.