Home / 90,666,351.36-136,026,209.81-29,254,358.00

Finding the Fourth Proportional to 90,666,351.36, 136,026,209.81 and 29,254,358.00

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Solution

The fourth proportional to 90,666,351.36, 136,026,209.81 and 29,254,358.00 is: 43,890,146.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,666,351.36 : 136,026,209.81 = 29,254,358.00 : x
  2. Step 2: Convert to fraction form
    90,666,351.36/136,026,209.81 = 29,254,358.00/x
  3. Step 3: Cross multiply
    90,666,351.36x = 136,026,209.81 × 29,254,358.00
  4. Step 4: Simplify right side
    90,666,351.36x = 3,979,359,438,338,449.50
  5. Step 5: Solve for x
    x = 3,979,359,438,338,449.50/90,666,351.36
  6. Step 6: Final answer
    x = 43,890,146.44

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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.