Home / 779,328,015.60-1,168,992,023.40-233,998,690.80

Finding the Fourth Proportional to 779,328,015.60, 1,168,992,023.40 and 233,998,690.80

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Solution

The fourth proportional to 779,328,015.60, 1,168,992,023.40 and 233,998,690.80 is: 350,998,036.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,328,015.60 : 1,168,992,023.40 = 233,998,690.80 : x
  2. Step 2: Convert to fraction form
    779,328,015.60/1,168,992,023.40 = 233,998,690.80/x
  3. Step 3: Cross multiply
    779,328,015.60x = 1,168,992,023.40 × 233,998,690.80
  4. Step 4: Simplify right side
    779,328,015.60x = 273,542,603,031,243,008
  5. Step 5: Solve for x
    x = 273,542,603,031,243,008/779,328,015.60
  6. Step 6: Final answer
    x = 350,998,036.20

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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.