Home / 966,169,601.20-1,449,254,401.80-239,158,313.20

Finding the Fourth Proportional to 966,169,601.20, 1,449,254,401.80 and 239,158,313.20

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Solution

The fourth proportional to 966,169,601.20, 1,449,254,401.80 and 239,158,313.20 is: 358,737,469.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,169,601.20 : 1,449,254,401.80 = 239,158,313.20 : x
  2. Step 2: Convert to fraction form
    966,169,601.20/1,449,254,401.80 = 239,158,313.20/x
  3. Step 3: Cross multiply
    966,169,601.20x = 1,449,254,401.80 × 239,158,313.20
  4. Step 4: Simplify right side
    966,169,601.20x = 346,601,238,132,163,008
  5. Step 5: Solve for x
    x = 346,601,238,132,163,008/966,169,601.20
  6. Step 6: Final answer
    x = 358,737,469.80

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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.