Home / 127,627,023.89-191,488,783.78-49,959,435.42

Finding the Fourth Proportional to 127,627,023.89, 191,488,783.78 and 49,959,435.42

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Solution

The fourth proportional to 127,627,023.89, 191,488,783.78 and 49,959,435.42 is: 74,958,039.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,627,023.89 : 191,488,783.78 = 49,959,435.42 : x
  2. Step 2: Convert to fraction form
    127,627,023.89/191,488,783.78 = 49,959,435.42/x
  3. Step 3: Cross multiply
    127,627,023.89x = 191,488,783.78 × 49,959,435.42
  4. Step 4: Simplify right side
    127,627,023.89x = 9,566,671,525,953,810
  5. Step 5: Solve for x
    x = 9,566,671,525,953,810/127,627,023.89
  6. Step 6: Final answer
    x = 74,958,039.72

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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.