Home / 10,351,403,999.90-15,527,105,999.85-8,514,743,903.90

Finding the Fourth Proportional to 10,351,403,999.90, 15,527,105,999.85 and 8,514,743,903.90

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Solution

The fourth proportional to 10,351,403,999.90, 15,527,105,999.85 and 8,514,743,903.90 is: 12,772,115,855.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,351,403,999.90 : 15,527,105,999.85 = 8,514,743,903.90 : x
  2. Step 2: Convert to fraction form
    10,351,403,999.90/15,527,105,999.85 = 8,514,743,903.90/x
  3. Step 3: Cross multiply
    10,351,403,999.90x = 15,527,105,999.85 × 8,514,743,903.90
  4. Step 4: Simplify right side
    10,351,403,999.90x = 132,209,331,157,431,894,016
  5. Step 5: Solve for x
    x = 132,209,331,157,431,894,016/10,351,403,999.90
  6. Step 6: Final answer
    x = 12,772,115,855.85

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1.5x scale

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.