Home / 1,456,673,531.11-2,010,126,937.22-821,556,062.61

Finding the Fourth Proportional to 1,456,673,531.11, 2,010,126,937.22 and 821,556,062.61

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Solution

The fourth proportional to 1,456,673,531.11, 2,010,126,937.22 and 821,556,062.61 is: 1,133,700,816.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,673,531.11 : 2,010,126,937.22 = 821,556,062.61 : x
  2. Step 2: Convert to fraction form
    1,456,673,531.11/2,010,126,937.22 = 821,556,062.61/x
  3. Step 3: Cross multiply
    1,456,673,531.11x = 2,010,126,937.22 × 821,556,062.61
  4. Step 4: Simplify right side
    1,456,673,531.11x = 1,651,431,971,881,022,976
  5. Step 5: Solve for x
    x = 1,651,431,971,881,022,976/1,456,673,531.11
  6. Step 6: Final answer
    x = 1,133,700,816.70

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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.