Home / 239,903,009.57-359,867,975.40-67,366,370.81

Finding the Fourth Proportional to 239,903,009.57, 359,867,975.40 and 67,366,370.81

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Solution

The fourth proportional to 239,903,009.57, 359,867,975.40 and 67,366,370.81 is: 101,053,336.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,903,009.57 : 359,867,975.40 = 67,366,370.81 : x
  2. Step 2: Convert to fraction form
    239,903,009.57/359,867,975.40 = 67,366,370.81/x
  3. Step 3: Cross multiply
    239,903,009.57x = 359,867,975.40 × 67,366,370.81
  4. Step 4: Simplify right side
    239,903,009.57x = 24,242,999,471,641,020
  5. Step 5: Solve for x
    x = 24,242,999,471,641,020/239,903,009.57
  6. Step 6: Final answer
    x = 101,053,336.16

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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.