Home / 126,799,860.34-190,067,054.61-53,065,888.39

Finding the Fourth Proportional to 126,799,860.34, 190,067,054.61 and 53,065,888.39

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Solution

The fourth proportional to 126,799,860.34, 190,067,054.61 and 53,065,888.39 is: 79,543,282.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,799,860.34 : 190,067,054.61 = 53,065,888.39 : x
  2. Step 2: Convert to fraction form
    126,799,860.34/190,067,054.61 = 53,065,888.39/x
  3. Step 3: Cross multiply
    126,799,860.34x = 190,067,054.61 × 53,065,888.39
  4. Step 4: Simplify right side
    126,799,860.34x = 10,086,077,106,274,126
  5. Step 5: Solve for x
    x = 10,086,077,106,274,126/126,799,860.34
  6. Step 6: Final answer
    x = 79,543,282.46

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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.