Home / 82,322,967.19-113,605,857.11-45,153,550.01

Finding the Fourth Proportional to 82,322,967.19, 113,605,857.11 and 45,153,550.01

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Solution

The fourth proportional to 82,322,967.19, 113,605,857.11 and 45,153,550.01 is: 62,311,988.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,322,967.19 : 113,605,857.11 = 45,153,550.01 : x
  2. Step 2: Convert to fraction form
    82,322,967.19/113,605,857.11 = 45,153,550.01/x
  3. Step 3: Cross multiply
    82,322,967.19x = 113,605,857.11 × 45,153,550.01
  4. Step 4: Simplify right side
    82,322,967.19x = 5,129,707,750,445,299
  5. Step 5: Solve for x
    x = 5,129,707,750,445,299/82,322,967.19
  6. Step 6: Final answer
    x = 62,311,988.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.