Home / 66,331,231.30-99,402,368.55-48,923,586.10

Finding the Fourth Proportional to 66,331,231.30, 99,402,368.55 and 48,923,586.10

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Solution

The fourth proportional to 66,331,231.30, 99,402,368.55 and 48,923,586.10 is: 73,315,695.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,331,231.30 : 99,402,368.55 = 48,923,586.10 : x
  2. Step 2: Convert to fraction form
    66,331,231.30/99,402,368.55 = 48,923,586.10/x
  3. Step 3: Cross multiply
    66,331,231.30x = 99,402,368.55 × 48,923,586.10
  4. Step 4: Simplify right side
    66,331,231.30x = 4,863,120,336,299,857
  5. Step 5: Solve for x
    x = 4,863,120,336,299,857/66,331,231.30
  6. Step 6: Final answer
    x = 73,315,695.20

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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.