Home / 3,520,978,774.40-5,281,468,161.60-1,888,392,022.40

Finding the Fourth Proportional to 3,520,978,774.40, 5,281,468,161.60 and 1,888,392,022.40

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Solution

The fourth proportional to 3,520,978,774.40, 5,281,468,161.60 and 1,888,392,022.40 is: 2,832,588,033.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,978,774.40 : 5,281,468,161.60 = 1,888,392,022.40 : x
  2. Step 2: Convert to fraction form
    3,520,978,774.40/5,281,468,161.60 = 1,888,392,022.40/x
  3. Step 3: Cross multiply
    3,520,978,774.40x = 5,281,468,161.60 × 1,888,392,022.40
  4. Step 4: Simplify right side
    3,520,978,774.40x = 9,973,482,342,925,035,520
  5. Step 5: Solve for x
    x = 9,973,482,342,925,035,520/3,520,978,774.40
  6. Step 6: Final answer
    x = 2,832,588,033.60

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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.