Home / 262,197,009.20-393,295,513.80-160,160,337.20

Finding the Fourth Proportional to 262,197,009.20, 393,295,513.80 and 160,160,337.20

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Solution

The fourth proportional to 262,197,009.20, 393,295,513.80 and 160,160,337.20 is: 240,240,505.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,197,009.20 : 393,295,513.80 = 160,160,337.20 : x
  2. Step 2: Convert to fraction form
    262,197,009.20/393,295,513.80 = 160,160,337.20/x
  3. Step 3: Cross multiply
    262,197,009.20x = 393,295,513.80 × 160,160,337.20
  4. Step 4: Simplify right side
    262,197,009.20x = 62,990,342,109,455,248
  5. Step 5: Solve for x
    x = 62,990,342,109,455,248/262,197,009.20
  6. Step 6: Final answer
    x = 240,240,505.80

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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.