Home / 109,251,573.90-150,767,334.10-62,208,685.72

Finding the Fourth Proportional to 109,251,573.90, 150,767,334.10 and 62,208,685.72

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Solution

The fourth proportional to 109,251,573.90, 150,767,334.10 and 62,208,685.72 is: 85,848,078.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,251,573.90 : 150,767,334.10 = 62,208,685.72 : x
  2. Step 2: Convert to fraction form
    109,251,573.90/150,767,334.10 = 62,208,685.72/x
  3. Step 3: Cross multiply
    109,251,573.90x = 150,767,334.10 × 62,208,685.72
  4. Step 4: Simplify right side
    109,251,573.90x = 9,379,037,703,869,138
  5. Step 5: Solve for x
    x = 9,379,037,703,869,138/109,251,573.90
  6. Step 6: Final answer
    x = 85,848,078.60

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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.