Home / 158,091,752.90-218,189,530.96-91,097,676.74

Finding the Fourth Proportional to 158,091,752.90, 218,189,530.96 and 91,097,676.74

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Solution

The fourth proportional to 158,091,752.90, 218,189,530.96 and 91,097,676.74 is: 125,727,996.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,091,752.90 : 218,189,530.96 = 91,097,676.74 : x
  2. Step 2: Convert to fraction form
    158,091,752.90/218,189,530.96 = 91,097,676.74/x
  3. Step 3: Cross multiply
    158,091,752.90x = 218,189,530.96 × 91,097,676.74
  4. Step 4: Simplify right side
    158,091,752.90x = 19,876,559,359,446,300
  5. Step 5: Solve for x
    x = 19,876,559,359,446,300/158,091,752.90
  6. Step 6: Final answer
    x = 125,727,996.53

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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.