Home / 45,143,999.90-67,715,999.85-44,248,204.70

Finding the Fourth Proportional to 45,143,999.90, 67,715,999.85 and 44,248,204.70

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Solution

The fourth proportional to 45,143,999.90, 67,715,999.85 and 44,248,204.70 is: 66,372,307.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,143,999.90 : 67,715,999.85 = 44,248,204.70 : x
  2. Step 2: Convert to fraction form
    45,143,999.90/67,715,999.85 = 44,248,204.70/x
  3. Step 3: Cross multiply
    45,143,999.90x = 67,715,999.85 × 44,248,204.70
  4. Step 4: Simplify right side
    45,143,999.90x = 2,996,311,422,827,969
  5. Step 5: Solve for x
    x = 2,996,311,422,827,969/45,143,999.90
  6. Step 6: Final answer
    x = 66,372,307.05

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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.