Home / 1,067,084,969-1,472,577,257.22-578,710,697

Finding the Fourth Proportional to 1,067,084,969, 1,472,577,257.22 and 578,710,697

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Solution

The fourth proportional to 1,067,084,969, 1,472,577,257.22 and 578,710,697 is: 798,620,761.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,084,969 : 1,472,577,257.22 = 578,710,697 : x
  2. Step 2: Convert to fraction form
    1,067,084,969/1,472,577,257.22 = 578,710,697/x
  3. Step 3: Cross multiply
    1,067,084,969x = 1,472,577,257.22 × 578,710,697
  4. Step 4: Simplify right side
    1,067,084,969x = 852,196,210,912,134,528
  5. Step 5: Solve for x
    x = 852,196,210,912,134,528/1,067,084,969
  6. Step 6: Final answer
    x = 798,620,761.86

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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.