Home / 319,972,828.69-479,959,244.22-89,941,913.35

Finding the Fourth Proportional to 319,972,828.69, 479,959,244.22 and 89,941,913.35

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Solution

The fourth proportional to 319,972,828.69, 479,959,244.22 and 89,941,913.35 is: 134,912,870.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,972,828.69 : 479,959,244.22 = 89,941,913.35 : x
  2. Step 2: Convert to fraction form
    319,972,828.69/479,959,244.22 = 89,941,913.35/x
  3. Step 3: Cross multiply
    319,972,828.69x = 479,959,244.22 × 89,941,913.35
  4. Step 4: Simplify right side
    319,972,828.69x = 43,168,452,755,166,728
  5. Step 5: Solve for x
    x = 43,168,452,755,166,728/319,972,828.69
  6. Step 6: Final answer
    x = 134,912,870.36

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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.