Home / 98,944,840.15-136,487,149.68-61,710,477.10

Finding the Fourth Proportional to 98,944,840.15, 136,487,149.68 and 61,710,477.10

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Solution

The fourth proportional to 98,944,840.15, 136,487,149.68 and 61,710,477.10 is: 85,125,076.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,944,840.15 : 136,487,149.68 = 61,710,477.10 : x
  2. Step 2: Convert to fraction form
    98,944,840.15/136,487,149.68 = 61,710,477.10/x
  3. Step 3: Cross multiply
    98,944,840.15x = 136,487,149.68 × 61,710,477.10
  4. Step 4: Simplify right side
    98,944,840.15x = 8,422,687,125,083,172
  5. Step 5: Solve for x
    x = 8,422,687,125,083,172/98,944,840.15
  6. Step 6: Final answer
    x = 85,125,076.88

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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.