Home / 205,605,992.84-308,378,652.81-60,000,459.06

Finding the Fourth Proportional to 205,605,992.84, 308,378,652.81 and 60,000,459.06

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Solution

The fourth proportional to 205,605,992.84, 308,378,652.81 and 60,000,459.06 is: 89,991,835.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,605,992.84 : 308,378,652.81 = 60,000,459.06 : x
  2. Step 2: Convert to fraction form
    205,605,992.84/308,378,652.81 = 60,000,459.06/x
  3. Step 3: Cross multiply
    205,605,992.84x = 308,378,652.81 × 60,000,459.06
  4. Step 4: Simplify right side
    205,605,992.84x = 18,502,860,732,438,348
  5. Step 5: Solve for x
    x = 18,502,860,732,438,348/205,605,992.84
  6. Step 6: Final answer
    x = 89,991,835.73

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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.