Home / 544,971,912.54-817,818,909.76-299,499,970.74

Finding the Fourth Proportional to 544,971,912.54, 817,818,909.76 and 299,499,970.74

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Solution

The fourth proportional to 544,971,912.54, 817,818,909.76 and 299,499,970.74 is: 449,448,373.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,971,912.54 : 817,818,909.76 = 299,499,970.74 : x
  2. Step 2: Convert to fraction form
    544,971,912.54/817,818,909.76 = 299,499,970.74/x
  3. Step 3: Cross multiply
    544,971,912.54x = 817,818,909.76 × 299,499,970.74
  4. Step 4: Simplify right side
    544,971,912.54x = 244,936,739,543,738,720
  5. Step 5: Solve for x
    x = 244,936,739,543,738,720/544,971,912.54
  6. Step 6: Final answer
    x = 449,448,373.22

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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.