Home / 616,817,987.10-925,135,971.12-180,001,385.73

Finding the Fourth Proportional to 616,817,987.10, 925,135,971.12 and 180,001,385.73

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Solution

The fourth proportional to 616,817,987.10, 925,135,971.12 and 180,001,385.73 is: 269,975,519.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,817,987.10 : 925,135,971.12 = 180,001,385.73 : x
  2. Step 2: Convert to fraction form
    616,817,987.10/925,135,971.12 = 180,001,385.73/x
  3. Step 3: Cross multiply
    616,817,987.10x = 925,135,971.12 × 180,001,385.73
  4. Step 4: Simplify right side
    616,817,987.10x = 166,525,756,790,269,248
  5. Step 5: Solve for x
    x = 166,525,756,790,269,248/616,817,987.10
  6. Step 6: Final answer
    x = 269,975,519.96

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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.