Home / 174,620,656.80-261,930,985.20-148,653,120.90

Finding the Fourth Proportional to 174,620,656.80, 261,930,985.20 and 148,653,120.90

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Solution

The fourth proportional to 174,620,656.80, 261,930,985.20 and 148,653,120.90 is: 222,979,681.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,620,656.80 : 261,930,985.20 = 148,653,120.90 : x
  2. Step 2: Convert to fraction form
    174,620,656.80/261,930,985.20 = 148,653,120.90/x
  3. Step 3: Cross multiply
    174,620,656.80x = 261,930,985.20 × 148,653,120.90
  4. Step 4: Simplify right side
    174,620,656.80x = 38,936,858,410,391,712
  5. Step 5: Solve for x
    x = 38,936,858,410,391,712/174,620,656.80
  6. Step 6: Final answer
    x = 222,979,681.35

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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.