Home / 109,659,071,661.35-151,273,825,042.39-71,619,545,248.07

Finding the Fourth Proportional to 109,659,071,661.35, 151,273,825,042.39 and 71,619,545,248.07

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Solution

The fourth proportional to 109,659,071,661.35, 151,273,825,042.39 and 71,619,545,248.07 is: 98,798,598,176.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,659,071,661.35 : 151,273,825,042.39 = 71,619,545,248.07 : x
  2. Step 2: Convert to fraction form
    109,659,071,661.35/151,273,825,042.39 = 71,619,545,248.07/x
  3. Step 3: Cross multiply
    109,659,071,661.35x = 151,273,825,042.39 × 71,619,545,248.07
  4. Step 4: Simplify right side
    109,659,071,661.35x = 10,834,162,557,472,076,726,272
  5. Step 5: Solve for x
    x = 10,834,162,557,472,076,726,272/109,659,071,661.35
  6. Step 6: Final answer
    x = 98,798,598,176.45

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1.5x scale

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.