Home / 81,606,656-112,617,185.28-44,937,139.52

Finding the Fourth Proportional to 81,606,656, 112,617,185.28 and 44,937,139.52

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Solution

The fourth proportional to 81,606,656, 112,617,185.28 and 44,937,139.52 is: 62,013,252.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,606,656 : 112,617,185.28 = 44,937,139.52 : x
  2. Step 2: Convert to fraction form
    81,606,656/112,617,185.28 = 44,937,139.52/x
  3. Step 3: Cross multiply
    81,606,656x = 112,617,185.28 × 44,937,139.52
  4. Step 4: Simplify right side
    81,606,656x = 5,060,694,167,277,051
  5. Step 5: Solve for x
    x = 5,060,694,167,277,051/81,606,656
  6. Step 6: Final answer
    x = 62,013,252.54

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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.