Home / 1,909,274,418.51-2,634,779,661.12-1,062,487,236.77

Finding the Fourth Proportional to 1,909,274,418.51, 2,634,779,661.12 and 1,062,487,236.77

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Solution

The fourth proportional to 1,909,274,418.51, 2,634,779,661.12 and 1,062,487,236.77 is: 1,466,221,793.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,274,418.51 : 2,634,779,661.12 = 1,062,487,236.77 : x
  2. Step 2: Convert to fraction form
    1,909,274,418.51/2,634,779,661.12 = 1,062,487,236.77/x
  3. Step 3: Cross multiply
    1,909,274,418.51x = 2,634,779,661.12 × 1,062,487,236.77
  4. Step 4: Simplify right side
    1,909,274,418.51x = 2,799,419,761,628,011,520
  5. Step 5: Solve for x
    x = 2,799,419,761,628,011,520/1,909,274,418.51
  6. Step 6: Final answer
    x = 1,466,221,793.20

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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.