Home / 295,702,901.72-408,053,473.92-161,714,356.52

Finding the Fourth Proportional to 295,702,901.72, 408,053,473.92 and 161,714,356.52

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Solution

The fourth proportional to 295,702,901.72, 408,053,473.92 and 161,714,356.52 is: 223,156,771.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,702,901.72 : 408,053,473.92 = 161,714,356.52 : x
  2. Step 2: Convert to fraction form
    295,702,901.72/408,053,473.92 = 161,714,356.52/x
  3. Step 3: Cross multiply
    295,702,901.72x = 408,053,473.92 × 161,714,356.52
  4. Step 4: Simplify right side
    295,702,901.72x = 65,988,104,960,723,408
  5. Step 5: Solve for x
    x = 65,988,104,960,723,408/295,702,901.72
  6. Step 6: Final answer
    x = 223,156,771.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.