Home / 146,931,148.20-220,420,050.30-49,895,999.40

Finding the Fourth Proportional to 146,931,148.20, 220,420,050.30 and 49,895,999.40

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Solution

The fourth proportional to 146,931,148.20, 220,420,050.30 and 49,895,999.40 is: 74,851,921.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,931,148.20 : 220,420,050.30 = 49,895,999.40 : x
  2. Step 2: Convert to fraction form
    146,931,148.20/220,420,050.30 = 49,895,999.40/x
  3. Step 3: Cross multiply
    146,931,148.20x = 220,420,050.30 × 49,895,999.40
  4. Step 4: Simplify right side
    146,931,148.20x = 10,998,078,697,516,770
  5. Step 5: Solve for x
    x = 10,998,078,697,516,770/146,931,148.20
  6. Step 6: Final answer
    x = 74,851,921.00

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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.