Home / 81,833,378.82-112,928,462.01-44,663,925.53

Finding the Fourth Proportional to 81,833,378.82, 112,928,462.01 and 44,663,925.53

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Solution

The fourth proportional to 81,833,378.82, 112,928,462.01 and 44,663,925.53 is: 61,635,343.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,833,378.82 : 112,928,462.01 = 44,663,925.53 : x
  2. Step 2: Convert to fraction form
    81,833,378.82/112,928,462.01 = 44,663,925.53/x
  3. Step 3: Cross multiply
    81,833,378.82x = 112,928,462.01 × 44,663,925.53
  4. Step 4: Simplify right side
    81,833,378.82x = 5,043,828,417,432,074
  5. Step 5: Solve for x
    x = 5,043,828,417,432,074/81,833,378.82
  6. Step 6: Final answer
    x = 61,635,343.55

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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.