Home / 66,048,135.60-99,072,203.40-40,182,049.20

Finding the Fourth Proportional to 66,048,135.60, 99,072,203.40 and 40,182,049.20

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Solution

The fourth proportional to 66,048,135.60, 99,072,203.40 and 40,182,049.20 is: 60,273,073.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,048,135.60 : 99,072,203.40 = 40,182,049.20 : x
  2. Step 2: Convert to fraction form
    66,048,135.60/99,072,203.40 = 40,182,049.20/x
  3. Step 3: Cross multiply
    66,048,135.60x = 99,072,203.40 × 40,182,049.20
  4. Step 4: Simplify right side
    66,048,135.60x = 3,980,924,151,371,208
  5. Step 5: Solve for x
    x = 3,980,924,151,371,208/66,048,135.60
  6. Step 6: Final answer
    x = 60,273,073.80

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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.