Home / 126,848,182,723.57-175,053,809,807.40-68,979,947,031.39

Finding the Fourth Proportional to 126,848,182,723.57, 175,053,809,807.40 and 68,979,947,031.39

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Solution

The fourth proportional to 126,848,182,723.57, 175,053,809,807.40 and 68,979,947,031.39 is: 95,194,131,038.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,848,182,723.57 : 175,053,809,807.40 = 68,979,947,031.39 : x
  2. Step 2: Convert to fraction form
    126,848,182,723.57/175,053,809,807.40 = 68,979,947,031.39/x
  3. Step 3: Cross multiply
    126,848,182,723.57x = 175,053,809,807.40 × 68,979,947,031.39
  4. Step 4: Simplify right side
    126,848,182,723.57x = 12,075,202,528,157,471,080,448
  5. Step 5: Solve for x
    x = 12,075,202,528,157,471,080,448/126,848,182,723.57
  6. Step 6: Final answer
    x = 95,194,131,038.30

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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.