Home / 72,578,000.20-108,867,000.30-49,585,923.40

Finding the Fourth Proportional to 72,578,000.20, 108,867,000.30 and 49,585,923.40

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Solution

The fourth proportional to 72,578,000.20, 108,867,000.30 and 49,585,923.40 is: 74,378,885.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,578,000.20 : 108,867,000.30 = 49,585,923.40 : x
  2. Step 2: Convert to fraction form
    72,578,000.20/108,867,000.30 = 49,585,923.40/x
  3. Step 3: Cross multiply
    72,578,000.20x = 108,867,000.30 × 49,585,923.40
  4. Step 4: Simplify right side
    72,578,000.20x = 5,398,270,737,663,577
  5. Step 5: Solve for x
    x = 5,398,270,737,663,577/72,578,000.20
  6. Step 6: Final answer
    x = 74,378,885.10

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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.