Home / 672,085,126.06-1,008,275,754.45-205,750,077.23

Finding the Fourth Proportional to 672,085,126.06, 1,008,275,754.45 and 205,750,077.23

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Solution

The fourth proportional to 672,085,126.06, 1,008,275,754.45 and 205,750,077.23 is: 308,670,444.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,085,126.06 : 1,008,275,754.45 = 205,750,077.23 : x
  2. Step 2: Convert to fraction form
    672,085,126.06/1,008,275,754.45 = 205,750,077.23/x
  3. Step 3: Cross multiply
    672,085,126.06x = 1,008,275,754.45 × 205,750,077.23
  4. Step 4: Simplify right side
    672,085,126.06x = 207,452,814,350,526,528
  5. Step 5: Solve for x
    x = 207,452,814,350,526,528/672,085,126.06
  6. Step 6: Final answer
    x = 308,670,444.13

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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.