Home / 356,202,001.20-534,303,001.80-275,480,900.40

Finding the Fourth Proportional to 356,202,001.20, 534,303,001.80 and 275,480,900.40

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Solution

The fourth proportional to 356,202,001.20, 534,303,001.80 and 275,480,900.40 is: 413,221,350.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,202,001.20 : 534,303,001.80 = 275,480,900.40 : x
  2. Step 2: Convert to fraction form
    356,202,001.20/534,303,001.80 = 275,480,900.40/x
  3. Step 3: Cross multiply
    356,202,001.20x = 534,303,001.80 × 275,480,900.40
  4. Step 4: Simplify right side
    356,202,001.20x = 147,190,272,022,286,816
  5. Step 5: Solve for x
    x = 147,190,272,022,286,816/356,202,001.20
  6. Step 6: Final answer
    x = 413,221,350.60

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1.5x scale

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.