Home / 126,750,117.60-190,102,701.60-57,646,734.48

Finding the Fourth Proportional to 126,750,117.60, 190,102,701.60 and 57,646,734.48

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Solution

The fourth proportional to 126,750,117.60, 190,102,701.60 and 57,646,734.48 is: 86,459,880.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,750,117.60 : 190,102,701.60 = 57,646,734.48 : x
  2. Step 2: Convert to fraction form
    126,750,117.60/190,102,701.60 = 57,646,734.48/x
  3. Step 3: Cross multiply
    126,750,117.60x = 190,102,701.60 × 57,646,734.48
  4. Step 4: Simplify right side
    126,750,117.60x = 10,958,799,963,065,870
  5. Step 5: Solve for x
    x = 10,958,799,963,065,870/126,750,117.60
  6. Step 6: Final answer
    x = 86,459,880.04

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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.