Home / 131,233,305.47-181,107,463.92-75,478,741.41

Finding the Fourth Proportional to 131,233,305.47, 181,107,463.92 and 75,478,741.41

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Solution

The fourth proportional to 131,233,305.47, 181,107,463.92 and 75,478,741.41 is: 104,163,827.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,233,305.47 : 181,107,463.92 = 75,478,741.41 : x
  2. Step 2: Convert to fraction form
    131,233,305.47/181,107,463.92 = 75,478,741.41/x
  3. Step 3: Cross multiply
    131,233,305.47x = 181,107,463.92 × 75,478,741.41
  4. Step 4: Simplify right side
    131,233,305.47x = 13,669,763,437,034,690
  5. Step 5: Solve for x
    x = 13,669,763,437,034,690/131,233,305.47
  6. Step 6: Final answer
    x = 104,163,827.84

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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.