Home / 107,865,512.12-148,854,342.56-58,305,886.61

Finding the Fourth Proportional to 107,865,512.12, 148,854,342.56 and 58,305,886.61

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Solution

The fourth proportional to 107,865,512.12, 148,854,342.56 and 58,305,886.61 is: 80,462,088.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,865,512.12 : 148,854,342.56 = 58,305,886.61 : x
  2. Step 2: Convert to fraction form
    107,865,512.12/148,854,342.56 = 58,305,886.61/x
  3. Step 3: Cross multiply
    107,865,512.12x = 148,854,342.56 × 58,305,886.61
  4. Step 4: Simplify right side
    107,865,512.12x = 8,679,084,417,673,656
  5. Step 5: Solve for x
    x = 8,679,084,417,673,656/107,865,512.12
  6. Step 6: Final answer
    x = 80,462,088.83

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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.