Home / 161,856,169.60-242,784,254.40-143,149,446.40

Finding the Fourth Proportional to 161,856,169.60, 242,784,254.40 and 143,149,446.40

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Solution

The fourth proportional to 161,856,169.60, 242,784,254.40 and 143,149,446.40 is: 214,724,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,856,169.60 : 242,784,254.40 = 143,149,446.40 : x
  2. Step 2: Convert to fraction form
    161,856,169.60/242,784,254.40 = 143,149,446.40/x
  3. Step 3: Cross multiply
    161,856,169.60x = 242,784,254.40 × 143,149,446.40
  4. Step 4: Simplify right side
    161,856,169.60x = 34,754,431,611,996,768
  5. Step 5: Solve for x
    x = 34,754,431,611,996,768/161,856,169.60
  6. Step 6: Final answer
    x = 214,724,169.60

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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.