Home / 181,171,320.77-250,019,728.29-100,710,867.92

Finding the Fourth Proportional to 181,171,320.77, 250,019,728.29 and 100,710,867.92

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Solution

The fourth proportional to 181,171,320.77, 250,019,728.29 and 100,710,867.92 is: 138,982,835.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,171,320.77 : 250,019,728.29 = 100,710,867.92 : x
  2. Step 2: Convert to fraction form
    181,171,320.77/250,019,728.29 = 100,710,867.92/x
  3. Step 3: Cross multiply
    181,171,320.77x = 250,019,728.29 × 100,710,867.92
  4. Step 4: Simplify right side
    181,171,320.77x = 25,179,703,833,208,476
  5. Step 5: Solve for x
    x = 25,179,703,833,208,476/181,171,320.77
  6. Step 6: Final answer
    x = 138,982,835.29

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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.