Home / 645,681,861,002.75-968,522,791,504.10-645,681,861,002.75

Finding the Fourth Proportional to 645,681,861,002.75, 968,522,791,504.10 and 645,681,861,002.75

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Solution

The fourth proportional to 645,681,861,002.75, 968,522,791,504.10 and 645,681,861,002.75 is: 968,522,791,504.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,681,861,002.75 : 968,522,791,504.10 = 645,681,861,002.75 : x
  2. Step 2: Convert to fraction form
    645,681,861,002.75/968,522,791,504.10 = 645,681,861,002.75/x
  3. Step 3: Cross multiply
    645,681,861,002.75x = 968,522,791,504.10 × 645,681,861,002.75
  4. Step 4: Simplify right side
    645,681,861,002.75x = 625,357,598,441,945,645,973,504
  5. Step 5: Solve for x
    x = 625,357,598,441,945,645,973,504/645,681,861,002.75
  6. Step 6: Final answer
    x = 968,522,791,504.10

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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.