Home / 1,657,800,974.20-2,486,268,002.10-492,955,713.40

Finding the Fourth Proportional to 1,657,800,974.20, 2,486,268,002.10 and 492,955,713.40

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Solution

The fourth proportional to 1,657,800,974.20, 2,486,268,002.10 and 492,955,713.40 is: 739,304,678.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,800,974.20 : 2,486,268,002.10 = 492,955,713.40 : x
  2. Step 2: Convert to fraction form
    1,657,800,974.20/2,486,268,002.10 = 492,955,713.40/x
  3. Step 3: Cross multiply
    1,657,800,974.20x = 2,486,268,002.10 × 492,955,713.40
  4. Step 4: Simplify right side
    1,657,800,974.20x = 1,225,620,016,678,798,080
  5. Step 5: Solve for x
    x = 1,225,620,016,678,798,080/1,657,800,974.20
  6. Step 6: Final answer
    x = 739,304,678.76

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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.