Home / 2,839,154,010.20-4,254,924,275.18-2,209,646,211.54

Finding the Fourth Proportional to 2,839,154,010.20, 4,254,924,275.18 and 2,209,646,211.54

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Solution

The fourth proportional to 2,839,154,010.20, 4,254,924,275.18 and 2,209,646,211.54 is: 3,311,506,621.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,154,010.20 : 4,254,924,275.18 = 2,209,646,211.54 : x
  2. Step 2: Convert to fraction form
    2,839,154,010.20/4,254,924,275.18 = 2,209,646,211.54/x
  3. Step 3: Cross multiply
    2,839,154,010.20x = 4,254,924,275.18 × 2,209,646,211.54
  4. Step 4: Simplify right side
    2,839,154,010.20x = 9,401,877,305,041,065,984
  5. Step 5: Solve for x
    x = 9,401,877,305,041,065,984/2,839,154,010.20
  6. Step 6: Final answer
    x = 3,311,506,621.78

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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.