Home / 311,592,220.53-429,959,802.47-179,476,184.76

Finding the Fourth Proportional to 311,592,220.53, 429,959,802.47 and 179,476,184.76

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Solution

The fourth proportional to 311,592,220.53, 429,959,802.47 and 179,476,184.76 is: 247,655,557.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,592,220.53 : 429,959,802.47 = 179,476,184.76 : x
  2. Step 2: Convert to fraction form
    311,592,220.53/429,959,802.47 = 179,476,184.76/x
  3. Step 3: Cross multiply
    311,592,220.53x = 429,959,802.47 × 179,476,184.76
  4. Step 4: Simplify right side
    311,592,220.53x = 77,167,544,947,478,832
  5. Step 5: Solve for x
    x = 77,167,544,947,478,832/311,592,220.53
  6. Step 6: Final answer
    x = 247,655,557.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.