Home / 242,745,007.20-364,117,510.80-161,115,669.60

Finding the Fourth Proportional to 242,745,007.20, 364,117,510.80 and 161,115,669.60

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Solution

The fourth proportional to 242,745,007.20, 364,117,510.80 and 161,115,669.60 is: 241,673,504.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,745,007.20 : 364,117,510.80 = 161,115,669.60 : x
  2. Step 2: Convert to fraction form
    242,745,007.20/364,117,510.80 = 161,115,669.60/x
  3. Step 3: Cross multiply
    242,745,007.20x = 364,117,510.80 × 161,115,669.60
  4. Step 4: Simplify right side
    242,745,007.20x = 58,665,036,565,627,232
  5. Step 5: Solve for x
    x = 58,665,036,565,627,232/242,745,007.20
  6. Step 6: Final answer
    x = 241,673,504.40

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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.