Home / 4,128,764,980.20-5,697,693,160.74-2,274,468,916.20

Finding the Fourth Proportional to 4,128,764,980.20, 5,697,693,160.74 and 2,274,468,916.20

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Solution

The fourth proportional to 4,128,764,980.20, 5,697,693,160.74 and 2,274,468,916.20 is: 3,138,765,720.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128,764,980.20 : 5,697,693,160.74 = 2,274,468,916.20 : x
  2. Step 2: Convert to fraction form
    4,128,764,980.20/5,697,693,160.74 = 2,274,468,916.20/x
  3. Step 3: Cross multiply
    4,128,764,980.20x = 5,697,693,160.74 × 2,274,468,916.20
  4. Step 4: Simplify right side
    4,128,764,980.20x = 12,959,225,988,148,459,520
  5. Step 5: Solve for x
    x = 12,959,225,988,148,459,520/4,128,764,980.20
  6. Step 6: Final answer
    x = 3,138,765,720.57

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1.5x scale

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.