Home / 8,269,886,851.83-11,413,408,691.07-4,702,128,335.60

Finding the Fourth Proportional to 8,269,886,851.83, 11,413,408,691.07 and 4,702,128,335.60

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Solution

The fourth proportional to 8,269,886,851.83, 11,413,408,691.07 and 4,702,128,335.60 is: 6,489,485,693.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,269,886,851.83 : 11,413,408,691.07 = 4,702,128,335.60 : x
  2. Step 2: Convert to fraction form
    8,269,886,851.83/11,413,408,691.07 = 4,702,128,335.60/x
  3. Step 3: Cross multiply
    8,269,886,851.83x = 11,413,408,691.07 × 4,702,128,335.60
  4. Step 4: Simplify right side
    8,269,886,851.83x = 53,667,312,412,006,490,112
  5. Step 5: Solve for x
    x = 53,667,312,412,006,490,112/8,269,886,851.83
  6. Step 6: Final answer
    x = 6,489,485,693.52

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1.5x scale

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.