Home / 27,550,157,531.69-38,016,792,459.25-15,341,940,145.60

Finding the Fourth Proportional to 27,550,157,531.69, 38,016,792,459.25 and 15,341,940,145.60

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Solution

The fourth proportional to 27,550,157,531.69, 38,016,792,459.25 and 15,341,940,145.60 is: 21,170,527,020.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,550,157,531.69 : 38,016,792,459.25 = 15,341,940,145.60 : x
  2. Step 2: Convert to fraction form
    27,550,157,531.69/38,016,792,459.25 = 15,341,940,145.60/x
  3. Step 3: Cross multiply
    27,550,157,531.69x = 38,016,792,459.25 × 15,341,940,145.60
  4. Step 4: Simplify right side
    27,550,157,531.69x = 583,251,354,437,350,850,560
  5. Step 5: Solve for x
    x = 583,251,354,437,350,850,560/27,550,157,531.69
  6. Step 6: Final answer
    x = 21,170,527,020.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.