Home / 91,079,945.86-136,619,812.63-29,669,005.46

Finding the Fourth Proportional to 91,079,945.86, 136,619,812.63 and 29,669,005.46

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Solution

The fourth proportional to 91,079,945.86, 136,619,812.63 and 29,669,005.46 is: 44,503,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,079,945.86 : 136,619,812.63 = 29,669,005.46 : x
  2. Step 2: Convert to fraction form
    91,079,945.86/136,619,812.63 = 29,669,005.46/x
  3. Step 3: Cross multiply
    91,079,945.86x = 136,619,812.63 × 29,669,005.46
  4. Step 4: Simplify right side
    91,079,945.86x = 4,053,373,966,386,007
  5. Step 5: Solve for x
    x = 4,053,373,966,386,007/91,079,945.86
  6. Step 6: Final answer
    x = 44,503,473.60

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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.