Home / 113,563,639.22-170,345,327.37-40,780,496.90

Finding the Fourth Proportional to 113,563,639.22, 170,345,327.37 and 40,780,496.90

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Solution

The fourth proportional to 113,563,639.22, 170,345,327.37 and 40,780,496.90 is: 61,170,698.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,563,639.22 : 170,345,327.37 = 40,780,496.90 : x
  2. Step 2: Convert to fraction form
    113,563,639.22/170,345,327.37 = 40,780,496.90/x
  3. Step 3: Cross multiply
    113,563,639.22x = 170,345,327.37 × 40,780,496.90
  4. Step 4: Simplify right side
    113,563,639.22x = 6,946,767,093,890,044
  5. Step 5: Solve for x
    x = 6,946,767,093,890,044/113,563,639.22
  6. Step 6: Final answer
    x = 61,170,698.14

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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.