Home / 2,928,655,988.08-4,041,794,520.75-1,658,722,883.20

Finding the Fourth Proportional to 2,928,655,988.08, 4,041,794,520.75 and 1,658,722,883.20

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Solution

The fourth proportional to 2,928,655,988.08, 4,041,794,520.75 and 1,658,722,883.20 is: 2,289,178,752.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928,655,988.08 : 4,041,794,520.75 = 1,658,722,883.20 : x
  2. Step 2: Convert to fraction form
    2,928,655,988.08/4,041,794,520.75 = 1,658,722,883.20/x
  3. Step 3: Cross multiply
    2,928,655,988.08x = 4,041,794,520.75 × 1,658,722,883.20
  4. Step 4: Simplify right side
    2,928,655,988.08x = 6,704,217,060,760,401,920
  5. Step 5: Solve for x
    x = 6,704,217,060,760,401,920/2,928,655,988.08
  6. Step 6: Final answer
    x = 2,289,178,752.32

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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.