Home / 236,865,743.80-355,298,615.70-75,324,009.40

Finding the Fourth Proportional to 236,865,743.80, 355,298,615.70 and 75,324,009.40

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Solution

The fourth proportional to 236,865,743.80, 355,298,615.70 and 75,324,009.40 is: 112,986,014.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,865,743.80 : 355,298,615.70 = 75,324,009.40 : x
  2. Step 2: Convert to fraction form
    236,865,743.80/355,298,615.70 = 75,324,009.40/x
  3. Step 3: Cross multiply
    236,865,743.80x = 355,298,615.70 × 75,324,009.40
  4. Step 4: Simplify right side
    236,865,743.80x = 26,762,516,268,793,788
  5. Step 5: Solve for x
    x = 26,762,516,268,793,788/236,865,743.80
  6. Step 6: Final answer
    x = 112,986,014.10

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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.