Home / 126,851,534.16-175,079,657.52-82,721,918.64

Finding the Fourth Proportional to 126,851,534.16, 175,079,657.52 and 82,721,918.64

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Solution

The fourth proportional to 126,851,534.16, 175,079,657.52 and 82,721,918.64 is: 114,172,250.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,851,534.16 : 175,079,657.52 = 82,721,918.64 : x
  2. Step 2: Convert to fraction form
    126,851,534.16/175,079,657.52 = 82,721,918.64/x
  3. Step 3: Cross multiply
    126,851,534.16x = 175,079,657.52 × 82,721,918.64
  4. Step 4: Simplify right side
    126,851,534.16x = 14,482,925,184,888,506
  5. Step 5: Solve for x
    x = 14,482,925,184,888,506/126,851,534.16
  6. Step 6: Final answer
    x = 114,172,250.90

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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.