Home / 1,309,713,966.66-1,807,396,079.52-714,998,451

Finding the Fourth Proportional to 1,309,713,966.66, 1,807,396,079.52 and 714,998,451

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Solution

The fourth proportional to 1,309,713,966.66, 1,807,396,079.52 and 714,998,451 is: 986,692,842.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,713,966.66 : 1,807,396,079.52 = 714,998,451 : x
  2. Step 2: Convert to fraction form
    1,309,713,966.66/1,807,396,079.52 = 714,998,451/x
  3. Step 3: Cross multiply
    1,309,713,966.66x = 1,807,396,079.52 × 714,998,451
  4. Step 4: Simplify right side
    1,309,713,966.66x = 1,292,285,397,200,272,896
  5. Step 5: Solve for x
    x = 1,292,285,397,200,272,896/1,309,713,966.66
  6. Step 6: Final answer
    x = 986,692,842.94

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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.