Home / 168,259,615.80-252,389,423.70-160,323,430.20

Finding the Fourth Proportional to 168,259,615.80, 252,389,423.70 and 160,323,430.20

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Solution

The fourth proportional to 168,259,615.80, 252,389,423.70 and 160,323,430.20 is: 240,485,145.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,259,615.80 : 252,389,423.70 = 160,323,430.20 : x
  2. Step 2: Convert to fraction form
    168,259,615.80/252,389,423.70 = 160,323,430.20/x
  3. Step 3: Cross multiply
    168,259,615.80x = 252,389,423.70 × 160,323,430.20
  4. Step 4: Simplify right side
    168,259,615.80x = 40,463,938,153,785,168
  5. Step 5: Solve for x
    x = 40,463,938,153,785,168/168,259,615.80
  6. Step 6: Final answer
    x = 240,485,145.30

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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.