Home / 103,442,803.10-155,142,431.85-52,276,723.10

Finding the Fourth Proportional to 103,442,803.10, 155,142,431.85 and 52,276,723.10

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Solution

The fourth proportional to 103,442,803.10, 155,142,431.85 and 52,276,723.10 is: 78,404,081.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,442,803.10 : 155,142,431.85 = 52,276,723.10 : x
  2. Step 2: Convert to fraction form
    103,442,803.10/155,142,431.85 = 52,276,723.10/x
  3. Step 3: Cross multiply
    103,442,803.10x = 155,142,431.85 × 52,276,723.10
  4. Step 4: Simplify right side
    103,442,803.10x = 8,110,337,950,883,071
  5. Step 5: Solve for x
    x = 8,110,337,950,883,071/103,442,803.10
  6. Step 6: Final answer
    x = 78,404,081.37

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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.