Home / 81,795,338.88-112,873,628.16-44,623,406.40

Finding the Fourth Proportional to 81,795,338.88, 112,873,628.16 and 44,623,406.40

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Solution

The fourth proportional to 81,795,338.88, 112,873,628.16 and 44,623,406.40 is: 61,578,151.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,795,338.88 : 112,873,628.16 = 44,623,406.40 : x
  2. Step 2: Convert to fraction form
    81,795,338.88/112,873,628.16 = 44,623,406.40/x
  3. Step 3: Cross multiply
    81,795,338.88x = 112,873,628.16 × 44,623,406.40
  4. Step 4: Simplify right side
    81,795,338.88x = 5,036,805,781,226,164
  5. Step 5: Solve for x
    x = 5,036,805,781,226,164/81,795,338.88
  6. Step 6: Final answer
    x = 61,578,151.64

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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.