Home / 126,705,656.30-174,853,807.08-68,758,904.30

Finding the Fourth Proportional to 126,705,656.30, 174,853,807.08 and 68,758,904.30

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Solution

The fourth proportional to 126,705,656.30, 174,853,807.08 and 68,758,904.30 is: 94,887,288.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,705,656.30 : 174,853,807.08 = 68,758,904.30 : x
  2. Step 2: Convert to fraction form
    126,705,656.30/174,853,807.08 = 68,758,904.30/x
  3. Step 3: Cross multiply
    126,705,656.30x = 174,853,807.08 × 68,758,904.30
  4. Step 4: Simplify right side
    126,705,656.30x = 12,022,756,187,504,382
  5. Step 5: Solve for x
    x = 12,022,756,187,504,382/126,705,656.30
  6. Step 6: Final answer
    x = 94,887,288.69

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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.