Home / 242,646,561.20-363,969,841.80-161,017,223.60

Finding the Fourth Proportional to 242,646,561.20, 363,969,841.80 and 161,017,223.60

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Solution

The fourth proportional to 242,646,561.20, 363,969,841.80 and 161,017,223.60 is: 241,525,835.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,646,561.20 : 363,969,841.80 = 161,017,223.60 : x
  2. Step 2: Convert to fraction form
    242,646,561.20/363,969,841.80 = 161,017,223.60/x
  3. Step 3: Cross multiply
    242,646,561.20x = 363,969,841.80 × 161,017,223.60
  4. Step 4: Simplify right side
    242,646,561.20x = 58,605,413,400,767,224
  5. Step 5: Solve for x
    x = 58,605,413,400,767,224/242,646,561.20
  6. Step 6: Final answer
    x = 241,525,835.40

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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.