Home / 122,561,650.40-183,840,900.95-40,718,161.76

Finding the Fourth Proportional to 122,561,650.40, 183,840,900.95 and 40,718,161.76

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Solution

The fourth proportional to 122,561,650.40, 183,840,900.95 and 40,718,161.76 is: 61,076,719.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,561,650.40 : 183,840,900.95 = 40,718,161.76 : x
  2. Step 2: Convert to fraction form
    122,561,650.40/183,840,900.95 = 40,718,161.76/x
  3. Step 3: Cross multiply
    122,561,650.40x = 183,840,900.95 × 40,718,161.76
  4. Step 4: Simplify right side
    122,561,650.40x = 7,485,663,542,168,828
  5. Step 5: Solve for x
    x = 7,485,663,542,168,828/122,561,650.40
  6. Step 6: Final answer
    x = 61,076,719.50

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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.