Home / 109,195,227.86-150,693,133.01-64,579,445.47

Finding the Fourth Proportional to 109,195,227.86, 150,693,133.01 and 64,579,445.47

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Solution

The fourth proportional to 109,195,227.86, 150,693,133.01 and 64,579,445.47 is: 89,121,833.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,195,227.86 : 150,693,133.01 = 64,579,445.47 : x
  2. Step 2: Convert to fraction form
    109,195,227.86/150,693,133.01 = 64,579,445.47/x
  3. Step 3: Cross multiply
    109,195,227.86x = 150,693,133.01 × 64,579,445.47
  4. Step 4: Simplify right side
    109,195,227.86x = 9,731,678,964,846,390
  5. Step 5: Solve for x
    x = 9,731,678,964,846,390/109,195,227.86
  6. Step 6: Final answer
    x = 89,121,833.95

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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.