Home / 2,288,088,020.40-3,432,579,928.20-977,987,540.40

Finding the Fourth Proportional to 2,288,088,020.40, 3,432,579,928.20 and 977,987,540.40

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Solution

The fourth proportional to 2,288,088,020.40, 3,432,579,928.20 and 977,987,540.40 is: 1,467,172,753.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288,088,020.40 : 3,432,579,928.20 = 977,987,540.40 : x
  2. Step 2: Convert to fraction form
    2,288,088,020.40/3,432,579,928.20 = 977,987,540.40/x
  3. Step 3: Cross multiply
    2,288,088,020.40x = 3,432,579,928.20 × 977,987,540.40
  4. Step 4: Simplify right side
    2,288,088,020.40x = 3,357,020,401,206,726,144
  5. Step 5: Solve for x
    x = 3,357,020,401,206,726,144/2,288,088,020.40
  6. Step 6: Final answer
    x = 1,467,172,753.53

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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.