Home / 1,374,984,287.68-1,897,524,150.12-772,261,125.46

Finding the Fourth Proportional to 1,374,984,287.68, 1,897,524,150.12 and 772,261,125.46

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Solution

The fourth proportional to 1,374,984,287.68, 1,897,524,150.12 and 772,261,125.46 is: 1,065,746,095.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,984,287.68 : 1,897,524,150.12 = 772,261,125.46 : x
  2. Step 2: Convert to fraction form
    1,374,984,287.68/1,897,524,150.12 = 772,261,125.46/x
  3. Step 3: Cross multiply
    1,374,984,287.68x = 1,897,524,150.12 × 772,261,125.46
  4. Step 4: Simplify right side
    1,374,984,287.68x = 1,465,384,135,759,201,280
  5. Step 5: Solve for x
    x = 1,465,384,135,759,201,280/1,374,984,287.68
  6. Step 6: Final answer
    x = 1,065,746,095.35

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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.