Home / 48,458,401.60-72,589,624.80-30,206,574.40

Finding the Fourth Proportional to 48,458,401.60, 72,589,624.80 and 30,206,574.40

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Solution

The fourth proportional to 48,458,401.60, 72,589,624.80 and 30,206,574.40 is: 45,248,787.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,458,401.60 : 72,589,624.80 = 30,206,574.40 : x
  2. Step 2: Convert to fraction form
    48,458,401.60/72,589,624.80 = 30,206,574.40/x
  3. Step 3: Cross multiply
    48,458,401.60x = 72,589,624.80 × 30,206,574.40
  4. Step 4: Simplify right side
    48,458,401.60x = 2,192,683,902,189,285
  5. Step 5: Solve for x
    x = 2,192,683,902,189,285/48,458,401.60
  6. Step 6: Final answer
    x = 45,248,787.20

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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.