Home / 160,111,667.36-240,186,935.64-45,096,209.84

Finding the Fourth Proportional to 160,111,667.36, 240,186,935.64 and 45,096,209.84

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Solution

The fourth proportional to 160,111,667.36, 240,186,935.64 and 45,096,209.84 is: 67,649,788.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,111,667.36 : 240,186,935.64 = 45,096,209.84 : x
  2. Step 2: Convert to fraction form
    160,111,667.36/240,186,935.64 = 45,096,209.84/x
  3. Step 3: Cross multiply
    160,111,667.36x = 240,186,935.64 × 45,096,209.84
  4. Step 4: Simplify right side
    160,111,667.36x = 10,831,520,450,448,014
  5. Step 5: Solve for x
    x = 10,831,520,450,448,014/160,111,667.36
  6. Step 6: Final answer
    x = 67,649,788.61

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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.