Home / 38,932,535,107.60-58,398,802,661.40-12,760,982,544.40

Finding the Fourth Proportional to 38,932,535,107.60, 58,398,802,661.40 and 12,760,982,544.40

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Solution

The fourth proportional to 38,932,535,107.60, 58,398,802,661.40 and 12,760,982,544.40 is: 19,141,473,816.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,932,535,107.60 : 58,398,802,661.40 = 12,760,982,544.40 : x
  2. Step 2: Convert to fraction form
    38,932,535,107.60/58,398,802,661.40 = 12,760,982,544.40/x
  3. Step 3: Cross multiply
    38,932,535,107.60x = 58,398,802,661.40 × 12,760,982,544.40
  4. Step 4: Simplify right side
    38,932,535,107.60x = 745,226,101,375,985,647,616
  5. Step 5: Solve for x
    x = 745,226,101,375,985,647,616/38,932,535,107.60
  6. Step 6: Final answer
    x = 19,141,473,816.60

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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.