Home / 107,752,348.40-161,729,999.40-56,671,026.80

Finding the Fourth Proportional to 107,752,348.40, 161,729,999.40 and 56,671,026.80

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Solution

The fourth proportional to 107,752,348.40, 161,729,999.40 and 56,671,026.80 is: 85,059,910.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,752,348.40 : 161,729,999.40 = 56,671,026.80 : x
  2. Step 2: Convert to fraction form
    107,752,348.40/161,729,999.40 = 56,671,026.80/x
  3. Step 3: Cross multiply
    107,752,348.40x = 161,729,999.40 × 56,671,026.80
  4. Step 4: Simplify right side
    107,752,348.40x = 9,165,405,130,361,384
  5. Step 5: Solve for x
    x = 9,165,405,130,361,384/107,752,348.40
  6. Step 6: Final answer
    x = 85,059,910.68

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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.