Home / 900,133,067.40-1,350,199,601.10-382,580,392.20

Finding the Fourth Proportional to 900,133,067.40, 1,350,199,601.10 and 382,580,392.20

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Solution

The fourth proportional to 900,133,067.40, 1,350,199,601.10 and 382,580,392.20 is: 573,870,588.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,133,067.40 : 1,350,199,601.10 = 382,580,392.20 : x
  2. Step 2: Convert to fraction form
    900,133,067.40/1,350,199,601.10 = 382,580,392.20/x
  3. Step 3: Cross multiply
    900,133,067.40x = 1,350,199,601.10 × 382,580,392.20
  4. Step 4: Simplify right side
    900,133,067.40x = 516,559,892,937,121,472
  5. Step 5: Solve for x
    x = 516,559,892,937,121,472/900,133,067.40
  6. Step 6: Final answer
    x = 573,870,588.30

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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.