Home / 107,963,925.56-148,986,511.62-61,569,111.68

Finding the Fourth Proportional to 107,963,925.56, 148,986,511.62 and 61,569,111.68

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Solution

The fourth proportional to 107,963,925.56, 148,986,511.62 and 61,569,111.68 is: 84,963,260.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,963,925.56 : 148,986,511.62 = 61,569,111.68 : x
  2. Step 2: Convert to fraction form
    107,963,925.56/148,986,511.62 = 61,569,111.68/x
  3. Step 3: Cross multiply
    107,963,925.56x = 148,986,511.62 × 61,569,111.68
  4. Step 4: Simplify right side
    107,963,925.56x = 9,172,967,172,745,398
  5. Step 5: Solve for x
    x = 9,172,967,172,745,398/107,963,925.56
  6. Step 6: Final answer
    x = 84,963,260.88

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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.