Home / 201,590,469.61-302,503,064.31-84,998,514.35

Finding the Fourth Proportional to 201,590,469.61, 302,503,064.31 and 84,998,514.35

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Solution

The fourth proportional to 201,590,469.61, 302,503,064.31 and 84,998,514.35 is: 127,547,255.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,590,469.61 : 302,503,064.31 = 84,998,514.35 : x
  2. Step 2: Convert to fraction form
    201,590,469.61/302,503,064.31 = 84,998,514.35/x
  3. Step 3: Cross multiply
    201,590,469.61x = 302,503,064.31 × 84,998,514.35
  4. Step 4: Simplify right side
    201,590,469.61x = 25,712,311,052,247,516
  5. Step 5: Solve for x
    x = 25,712,311,052,247,516/201,590,469.61
  6. Step 6: Final answer
    x = 127,547,255.10

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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.