Home / 161,820,439.20-242,730,658.80-160,812,669.60

Finding the Fourth Proportional to 161,820,439.20, 242,730,658.80 and 160,812,669.60

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Solution

The fourth proportional to 161,820,439.20, 242,730,658.80 and 160,812,669.60 is: 241,219,004.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,820,439.20 : 242,730,658.80 = 160,812,669.60 : x
  2. Step 2: Convert to fraction form
    161,820,439.20/242,730,658.80 = 160,812,669.60/x
  3. Step 3: Cross multiply
    161,820,439.20x = 242,730,658.80 × 160,812,669.60
  4. Step 4: Simplify right side
    161,820,439.20x = 39,034,165,235,394,736
  5. Step 5: Solve for x
    x = 39,034,165,235,394,736/161,820,439.20
  6. Step 6: Final answer
    x = 241,219,004.40

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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.