Home / 319,926,059.13-479,907,024.73-89,877,207.86

Finding the Fourth Proportional to 319,926,059.13, 479,907,024.73 and 89,877,207.86

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Solution

The fourth proportional to 319,926,059.13, 479,907,024.73 and 89,877,207.86 is: 134,820,850.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,926,059.13 : 479,907,024.73 = 89,877,207.86 : x
  2. Step 2: Convert to fraction form
    319,926,059.13/479,907,024.73 = 89,877,207.86/x
  3. Step 3: Cross multiply
    319,926,059.13x = 479,907,024.73 × 89,877,207.86
  4. Step 4: Simplify right side
    319,926,059.13x = 43,132,703,414,812,904
  5. Step 5: Solve for x
    x = 43,132,703,414,812,904/319,926,059.13
  6. Step 6: Final answer
    x = 134,820,850.58

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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.