Home / 98,456,463.20-147,817,664.40-57,557,813.60

Finding the Fourth Proportional to 98,456,463.20, 147,817,664.40 and 57,557,813.60

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Solution

The fourth proportional to 98,456,463.20, 147,817,664.40 and 57,557,813.60 is: 86,414,454.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,456,463.20 : 147,817,664.40 = 57,557,813.60 : x
  2. Step 2: Convert to fraction form
    98,456,463.20/147,817,664.40 = 57,557,813.60/x
  3. Step 3: Cross multiply
    98,456,463.20x = 147,817,664.40 × 57,557,813.60
  4. Step 4: Simplify right side
    98,456,463.20x = 8,508,061,574,322,556
  5. Step 5: Solve for x
    x = 8,508,061,574,322,556/98,456,463.20
  6. Step 6: Final answer
    x = 86,414,454.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.