Home / 98,930,509.08-136,526,294.48-54,876,076.80

Finding the Fourth Proportional to 98,930,509.08, 136,526,294.48 and 54,876,076.80

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Solution

The fourth proportional to 98,930,509.08, 136,526,294.48 and 54,876,076.80 is: 75,730,201.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,930,509.08 : 136,526,294.48 = 54,876,076.80 : x
  2. Step 2: Convert to fraction form
    98,930,509.08/136,526,294.48 = 54,876,076.80/x
  3. Step 3: Cross multiply
    98,930,509.08x = 136,526,294.48 × 54,876,076.80
  4. Step 4: Simplify right side
    98,930,509.08x = 7,492,027,421,103,895
  5. Step 5: Solve for x
    x = 7,492,027,421,103,895/98,930,509.08
  6. Step 6: Final answer
    x = 75,730,201.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.