Home / 181,228,276.80-272,019,362.40-90,454,363.20

Finding the Fourth Proportional to 181,228,276.80, 272,019,362.40 and 90,454,363.20

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Solution

The fourth proportional to 181,228,276.80, 272,019,362.40 and 90,454,363.20 is: 135,769,862.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,228,276.80 : 272,019,362.40 = 90,454,363.20 : x
  2. Step 2: Convert to fraction form
    181,228,276.80/272,019,362.40 = 90,454,363.20/x
  3. Step 3: Cross multiply
    181,228,276.80x = 272,019,362.40 × 90,454,363.20
  4. Step 4: Simplify right side
    181,228,276.80x = 24,605,338,203,962,024
  5. Step 5: Solve for x
    x = 24,605,338,203,962,024/181,228,276.80
  6. Step 6: Final answer
    x = 135,769,862.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.