Home / 109,212,846.86-150,712,833-59,653,252.16

Finding the Fourth Proportional to 109,212,846.86, 150,712,833 and 59,653,252.16

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Solution

The fourth proportional to 109,212,846.86, 150,712,833 and 59,653,252.16 is: 82,320,998.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,212,846.86 : 150,712,833 = 59,653,252.16 : x
  2. Step 2: Convert to fraction form
    109,212,846.86/150,712,833 = 59,653,252.16/x
  3. Step 3: Cross multiply
    109,212,846.86x = 150,712,833 × 59,653,252.16
  4. Step 4: Simplify right side
    109,212,846.86x = 8,990,510,631,073,752
  5. Step 5: Solve for x
    x = 8,990,510,631,073,752/109,212,846.86
  6. Step 6: Final answer
    x = 82,320,998.76

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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.