Home / 99,376,831.42-149,095,669.11-50,889,016.42

Finding the Fourth Proportional to 99,376,831.42, 149,095,669.11 and 50,889,016.42

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Solution

The fourth proportional to 99,376,831.42, 149,095,669.11 and 50,889,016.42 is: 76,349,103.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,376,831.42 : 149,095,669.11 = 50,889,016.42 : x
  2. Step 2: Convert to fraction form
    99,376,831.42/149,095,669.11 = 50,889,016.42/x
  3. Step 3: Cross multiply
    99,376,831.42x = 149,095,669.11 × 50,889,016.42
  4. Step 4: Simplify right side
    99,376,831.42x = 7,587,331,953,866,881
  5. Step 5: Solve for x
    x = 7,587,331,953,866,881/99,376,831.42
  6. Step 6: Final answer
    x = 76,349,103.16

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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.