Home / 79,856,138.93-110,206,574.82-45,036,124.61

Finding the Fourth Proportional to 79,856,138.93, 110,206,574.82 and 45,036,124.61

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Solution

The fourth proportional to 79,856,138.93, 110,206,574.82 and 45,036,124.61 is: 62,152,729.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,856,138.93 : 110,206,574.82 = 45,036,124.61 : x
  2. Step 2: Convert to fraction form
    79,856,138.93/110,206,574.82 = 45,036,124.61/x
  3. Step 3: Cross multiply
    79,856,138.93x = 110,206,574.82 × 45,036,124.61
  4. Step 4: Simplify right side
    79,856,138.93x = 4,963,277,035,883,775
  5. Step 5: Solve for x
    x = 4,963,277,035,883,775/79,856,138.93
  6. Step 6: Final answer
    x = 62,152,729.93

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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.