Home / 2,019,666,816.80-3,029,500,225.20-931,275,648.80

Finding the Fourth Proportional to 2,019,666,816.80, 3,029,500,225.20 and 931,275,648.80

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Solution

The fourth proportional to 2,019,666,816.80, 3,029,500,225.20 and 931,275,648.80 is: 1,396,913,473.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,666,816.80 : 3,029,500,225.20 = 931,275,648.80 : x
  2. Step 2: Convert to fraction form
    2,019,666,816.80/3,029,500,225.20 = 931,275,648.80/x
  3. Step 3: Cross multiply
    2,019,666,816.80x = 3,029,500,225.20 × 931,275,648.80
  4. Step 4: Simplify right side
    2,019,666,816.80x = 2,821,299,787,762,875,904
  5. Step 5: Solve for x
    x = 2,821,299,787,762,875,904/2,019,666,816.80
  6. Step 6: Final answer
    x = 1,396,913,473.20

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Double scale
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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.