Home / 80,889,434.50-121,141,552.76-51,652,713.33

Finding the Fourth Proportional to 80,889,434.50, 121,141,552.76 and 51,652,713.33

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Solution

The fourth proportional to 80,889,434.50, 121,141,552.76 and 51,652,713.33 is: 77,356,084.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,889,434.50 : 121,141,552.76 = 51,652,713.33 : x
  2. Step 2: Convert to fraction form
    80,889,434.50/121,141,552.76 = 51,652,713.33/x
  3. Step 3: Cross multiply
    80,889,434.50x = 121,141,552.76 × 51,652,713.33
  4. Step 4: Simplify right side
    80,889,434.50x = 6,257,289,896,199,379
  5. Step 5: Solve for x
    x = 6,257,289,896,199,379/80,889,434.50
  6. Step 6: Final answer
    x = 77,356,084.08

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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.