Home / 854,610,961.14-1,281,892,526.73-272,380,144.77

Finding the Fourth Proportional to 854,610,961.14, 1,281,892,526.73 and 272,380,144.77

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Solution

The fourth proportional to 854,610,961.14, 1,281,892,526.73 and 272,380,144.77 is: 408,562,595.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,610,961.14 : 1,281,892,526.73 = 272,380,144.77 : x
  2. Step 2: Convert to fraction form
    854,610,961.14/1,281,892,526.73 = 272,380,144.77/x
  3. Step 3: Cross multiply
    854,610,961.14x = 1,281,892,526.73 × 272,380,144.77
  4. Step 4: Simplify right side
    854,610,961.14x = 349,162,072,010,298,496
  5. Step 5: Solve for x
    x = 349,162,072,010,298,496/854,610,961.14
  6. Step 6: Final answer
    x = 408,562,595.01

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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.