Home / 136,058,187.60-187,752,207.96-77,312,699.46

Finding the Fourth Proportional to 136,058,187.60, 187,752,207.96 and 77,312,699.46

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Solution

The fourth proportional to 136,058,187.60, 187,752,207.96 and 77,312,699.46 is: 106,686,927.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,058,187.60 : 187,752,207.96 = 77,312,699.46 : x
  2. Step 2: Convert to fraction form
    136,058,187.60/187,752,207.96 = 77,312,699.46/x
  3. Step 3: Cross multiply
    136,058,187.60x = 187,752,207.96 × 77,312,699.46
  4. Step 4: Simplify right side
    136,058,187.60x = 14,515,630,026,962,900
  5. Step 5: Solve for x
    x = 14,515,630,026,962,900/136,058,187.60
  6. Step 6: Final answer
    x = 106,686,927.73

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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.