Home / 354,295,048.10-531,442,572.15-160,212,794.90

Finding the Fourth Proportional to 354,295,048.10, 531,442,572.15 and 160,212,794.90

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Solution

The fourth proportional to 354,295,048.10, 531,442,572.15 and 160,212,794.90 is: 240,319,192.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,295,048.10 : 531,442,572.15 = 160,212,794.90 : x
  2. Step 2: Convert to fraction form
    354,295,048.10/531,442,572.15 = 160,212,794.90/x
  3. Step 3: Cross multiply
    354,295,048.10x = 531,442,572.15 × 160,212,794.90
  4. Step 4: Simplify right side
    354,295,048.10x = 85,143,899,812,996,400
  5. Step 5: Solve for x
    x = 85,143,899,812,996,400/354,295,048.10
  6. Step 6: Final answer
    x = 240,319,192.35

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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.