Home / 6,619,664,067.20-9,929,496,100.80-2,935,258,409.60

Finding the Fourth Proportional to 6,619,664,067.20, 9,929,496,100.80 and 2,935,258,409.60

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Solution

The fourth proportional to 6,619,664,067.20, 9,929,496,100.80 and 2,935,258,409.60 is: 4,402,887,614.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619,664,067.20 : 9,929,496,100.80 = 2,935,258,409.60 : x
  2. Step 2: Convert to fraction form
    6,619,664,067.20/9,929,496,100.80 = 2,935,258,409.60/x
  3. Step 3: Cross multiply
    6,619,664,067.20x = 9,929,496,100.80 × 2,935,258,409.60
  4. Step 4: Simplify right side
    6,619,664,067.20x = 29,145,636,932,963,606,528
  5. Step 5: Solve for x
    x = 29,145,636,932,963,606,528/6,619,664,067.20
  6. Step 6: Final answer
    x = 4,402,887,614.40

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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.