Home / 196,832,002.30-295,248,003.45-81,778,306.30

Finding the Fourth Proportional to 196,832,002.30, 295,248,003.45 and 81,778,306.30

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Solution

The fourth proportional to 196,832,002.30, 295,248,003.45 and 81,778,306.30 is: 122,667,459.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,832,002.30 : 295,248,003.45 = 81,778,306.30 : x
  2. Step 2: Convert to fraction form
    196,832,002.30/295,248,003.45 = 81,778,306.30/x
  3. Step 3: Cross multiply
    196,832,002.30x = 295,248,003.45 × 81,778,306.30
  4. Step 4: Simplify right side
    196,832,002.30x = 24,144,881,660,597,556
  5. Step 5: Solve for x
    x = 24,144,881,660,597,556/196,832,002.30
  6. Step 6: Final answer
    x = 122,667,459.45

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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.