Home / 18,893,029,469.76-28,339,650,145.20-6,301,853,348.16

Finding the Fourth Proportional to 18,893,029,469.76, 28,339,650,145.20 and 6,301,853,348.16

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Solution

The fourth proportional to 18,893,029,469.76, 28,339,650,145.20 and 6,301,853,348.16 is: 9,452,815,359.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,893,029,469.76 : 28,339,650,145.20 = 6,301,853,348.16 : x
  2. Step 2: Convert to fraction form
    18,893,029,469.76/28,339,650,145.20 = 6,301,853,348.16/x
  3. Step 3: Cross multiply
    18,893,029,469.76x = 28,339,650,145.20 × 6,301,853,348.16
  4. Step 4: Simplify right side
    18,893,029,469.76x = 178,592,319,153,211,637,760
  5. Step 5: Solve for x
    x = 178,592,319,153,211,637,760/18,893,029,469.76
  6. Step 6: Final answer
    x = 9,452,815,359.18

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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.