Home / 661,627,211.40-992,440,817.10-661,627,211.40

Finding the Fourth Proportional to 661,627,211.40, 992,440,817.10 and 661,627,211.40

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Solution

The fourth proportional to 661,627,211.40, 992,440,817.10 and 661,627,211.40 is: 992,440,817.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,627,211.40 : 992,440,817.10 = 661,627,211.40 : x
  2. Step 2: Convert to fraction form
    661,627,211.40/992,440,817.10 = 661,627,211.40/x
  3. Step 3: Cross multiply
    661,627,211.40x = 992,440,817.10 × 661,627,211.40
  4. Step 4: Simplify right side
    661,627,211.40x = 656,625,850,297,410,432
  5. Step 5: Solve for x
    x = 656,625,850,297,410,432/661,627,211.40
  6. Step 6: Final answer
    x = 992,440,817.10

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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.