Home / 1,093,021,781.99-1,639,532,610.72-306,191,928.69

Finding the Fourth Proportional to 1,093,021,781.99, 1,639,532,610.72 and 306,191,928.69

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Solution

The fourth proportional to 1,093,021,781.99, 1,639,532,610.72 and 306,191,928.69 is: 459,287,875.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,021,781.99 : 1,639,532,610.72 = 306,191,928.69 : x
  2. Step 2: Convert to fraction form
    1,093,021,781.99/1,639,532,610.72 = 306,191,928.69/x
  3. Step 3: Cross multiply
    1,093,021,781.99x = 1,639,532,610.72 × 306,191,928.69
  4. Step 4: Simplify right side
    1,093,021,781.99x = 502,011,652,226,507,776
  5. Step 5: Solve for x
    x = 502,011,652,226,507,776/1,093,021,781.99
  6. Step 6: Final answer
    x = 459,287,875.59

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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.