Home / 199,291,215.90-298,936,823.85-55,684,047.90

Finding the Fourth Proportional to 199,291,215.90, 298,936,823.85 and 55,684,047.90

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Solution

The fourth proportional to 199,291,215.90, 298,936,823.85 and 55,684,047.90 is: 83,526,071.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,291,215.90 : 298,936,823.85 = 55,684,047.90 : x
  2. Step 2: Convert to fraction form
    199,291,215.90/298,936,823.85 = 55,684,047.90/x
  3. Step 3: Cross multiply
    199,291,215.90x = 298,936,823.85 × 55,684,047.90
  4. Step 4: Simplify right side
    199,291,215.90x = 16,646,012,418,337,264
  5. Step 5: Solve for x
    x = 16,646,012,418,337,264/199,291,215.90
  6. Step 6: Final answer
    x = 83,526,071.85

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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.