Home / 82,165,625.64-113,387,177.70-45,495,409.32

Finding the Fourth Proportional to 82,165,625.64, 113,387,177.70 and 45,495,409.32

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Solution

The fourth proportional to 82,165,625.64, 113,387,177.70 and 45,495,409.32 is: 62,782,897.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,165,625.64 : 113,387,177.70 = 45,495,409.32 : x
  2. Step 2: Convert to fraction form
    82,165,625.64/113,387,177.70 = 45,495,409.32/x
  3. Step 3: Cross multiply
    82,165,625.64x = 113,387,177.70 × 45,495,409.32
  4. Step 4: Simplify right side
    82,165,625.64x = 5,158,596,061,101,076
  5. Step 5: Solve for x
    x = 5,158,596,061,101,076/82,165,625.64
  6. Step 6: Final answer
    x = 62,782,897.60

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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.