Home / 132,087,390.80-197,739,175.80-98,159,147.60

Finding the Fourth Proportional to 132,087,390.80, 197,739,175.80 and 98,159,147.60

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Solution

The fourth proportional to 132,087,390.80, 197,739,175.80 and 98,159,147.60 is: 146,947,477.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,087,390.80 : 197,739,175.80 = 98,159,147.60 : x
  2. Step 2: Convert to fraction form
    132,087,390.80/197,739,175.80 = 98,159,147.60/x
  3. Step 3: Cross multiply
    132,087,390.80x = 197,739,175.80 × 98,159,147.60
  4. Step 4: Simplify right side
    132,087,390.80x = 19,409,908,943,654,548
  5. Step 5: Solve for x
    x = 19,409,908,943,654,548/132,087,390.80
  6. Step 6: Final answer
    x = 146,947,477.92

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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.