Home / 2,520,320,649.60-3,780,480,974.40-2,175,663,446.40

Finding the Fourth Proportional to 2,520,320,649.60, 3,780,480,974.40 and 2,175,663,446.40

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Solution

The fourth proportional to 2,520,320,649.60, 3,780,480,974.40 and 2,175,663,446.40 is: 3,263,495,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,320,649.60 : 3,780,480,974.40 = 2,175,663,446.40 : x
  2. Step 2: Convert to fraction form
    2,520,320,649.60/3,780,480,974.40 = 2,175,663,446.40/x
  3. Step 3: Cross multiply
    2,520,320,649.60x = 3,780,480,974.40 × 2,175,663,446.40
  4. Step 4: Simplify right side
    2,520,320,649.60x = 8,225,054,265,812,734,976
  5. Step 5: Solve for x
    x = 8,225,054,265,812,734,976/2,520,320,649.60
  6. Step 6: Final answer
    x = 3,263,495,169.60

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Double scale
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Similar ratio
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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.