Home / 245,500,617.36-368,299,437.18-90,055,868.52

Finding the Fourth Proportional to 245,500,617.36, 368,299,437.18 and 90,055,868.52

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Solution

The fourth proportional to 245,500,617.36, 368,299,437.18 and 90,055,868.52 is: 135,101,597.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,500,617.36 : 368,299,437.18 = 90,055,868.52 : x
  2. Step 2: Convert to fraction form
    245,500,617.36/368,299,437.18 = 90,055,868.52/x
  3. Step 3: Cross multiply
    245,500,617.36x = 368,299,437.18 × 90,055,868.52
  4. Step 4: Simplify right side
    245,500,617.36x = 33,167,525,690,672,080
  5. Step 5: Solve for x
    x = 33,167,525,690,672,080/245,500,617.36
  6. Step 6: Final answer
    x = 135,101,597.90

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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.