Home / 81,348,952.86-112,261,171.59-44,178,973.02

Finding the Fourth Proportional to 81,348,952.86, 112,261,171.59 and 44,178,973.02

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Solution

The fourth proportional to 81,348,952.86, 112,261,171.59 and 44,178,973.02 is: 60,966,774.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,348,952.86 : 112,261,171.59 = 44,178,973.02 : x
  2. Step 2: Convert to fraction form
    81,348,952.86/112,261,171.59 = 44,178,973.02/x
  3. Step 3: Cross multiply
    81,348,952.86x = 112,261,171.59 × 44,178,973.02
  4. Step 4: Simplify right side
    81,348,952.86x = 4,959,583,270,868,201
  5. Step 5: Solve for x
    x = 4,959,583,270,868,201/81,348,952.86
  6. Step 6: Final answer
    x = 60,966,774.57

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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.