Home / 81,270,308.50-112,152,456.89-44,099,643.50

Finding the Fourth Proportional to 81,270,308.50, 112,152,456.89 and 44,099,643.50

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Solution

The fourth proportional to 81,270,308.50, 112,152,456.89 and 44,099,643.50 is: 60,857,199.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,270,308.50 : 112,152,456.89 = 44,099,643.50 : x
  2. Step 2: Convert to fraction form
    81,270,308.50/112,152,456.89 = 44,099,643.50/x
  3. Step 3: Cross multiply
    81,270,308.50x = 112,152,456.89 × 44,099,643.50
  4. Step 4: Simplify right side
    81,270,308.50x = 4,945,883,365,937,356
  5. Step 5: Solve for x
    x = 4,945,883,365,937,356/81,270,308.50
  6. Step 6: Final answer
    x = 60,857,199.36

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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.