Home / 243,528,252.45-365,255,469.79-66,279,205.98

Finding the Fourth Proportional to 243,528,252.45, 365,255,469.79 and 66,279,205.98

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Solution

The fourth proportional to 243,528,252.45, 365,255,469.79 and 66,279,205.98 is: 99,408,763.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,528,252.45 : 365,255,469.79 = 66,279,205.98 : x
  2. Step 2: Convert to fraction form
    243,528,252.45/365,255,469.79 = 66,279,205.98/x
  3. Step 3: Cross multiply
    243,528,252.45x = 365,255,469.79 × 66,279,205.98
  4. Step 4: Simplify right side
    243,528,252.45x = 24,208,842,517,740,528
  5. Step 5: Solve for x
    x = 24,208,842,517,740,528/243,528,252.45
  6. Step 6: Final answer
    x = 99,408,763.76

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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.