Home / 6,279,565,647.40-8,665,410,135.18-3,460,015,788.28

Finding the Fourth Proportional to 6,279,565,647.40, 8,665,410,135.18 and 3,460,015,788.28

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Solution

The fourth proportional to 6,279,565,647.40, 8,665,410,135.18 and 3,460,015,788.28 is: 4,774,606,646.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,279,565,647.40 : 8,665,410,135.18 = 3,460,015,788.28 : x
  2. Step 2: Convert to fraction form
    6,279,565,647.40/8,665,410,135.18 = 3,460,015,788.28/x
  3. Step 3: Cross multiply
    6,279,565,647.40x = 8,665,410,135.18 × 3,460,015,788.28
  4. Step 4: Simplify right side
    6,279,565,647.40x = 29,982,455,879,644,332,032
  5. Step 5: Solve for x
    x = 29,982,455,879,644,332,032/6,279,565,647.40
  6. Step 6: Final answer
    x = 4,774,606,646.89

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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.