Home / 161,839,125.60-242,758,688.40-161,839,125.60

Finding the Fourth Proportional to 161,839,125.60, 242,758,688.40 and 161,839,125.60

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Solution

The fourth proportional to 161,839,125.60, 242,758,688.40 and 161,839,125.60 is: 242,758,688.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,839,125.60 : 242,758,688.40 = 161,839,125.60 : x
  2. Step 2: Convert to fraction form
    161,839,125.60/242,758,688.40 = 161,839,125.60/x
  3. Step 3: Cross multiply
    161,839,125.60x = 242,758,688.40 × 161,839,125.60
  4. Step 4: Simplify right side
    161,839,125.60x = 39,287,853,862,458,864
  5. Step 5: Solve for x
    x = 39,287,853,862,458,864/161,839,125.60
  6. Step 6: Final answer
    x = 242,758,688.40

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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.