Home / 66,429,000.20-99,643,500.30-49,422,888.20

Finding the Fourth Proportional to 66,429,000.20, 99,643,500.30 and 49,422,888.20

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Solution

The fourth proportional to 66,429,000.20, 99,643,500.30 and 49,422,888.20 is: 74,134,332.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,429,000.20 : 99,643,500.30 = 49,422,888.20 : x
  2. Step 2: Convert to fraction form
    66,429,000.20/99,643,500.30 = 49,422,888.20/x
  3. Step 3: Cross multiply
    66,429,000.20x = 99,643,500.30 × 49,422,888.20
  4. Step 4: Simplify right side
    66,429,000.20x = 4,924,669,575,183,567
  5. Step 5: Solve for x
    x = 4,924,669,575,183,567/66,429,000.20
  6. Step 6: Final answer
    x = 74,134,332.30

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Similar ratio
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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.