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Finding the Fourth Proportional to 3,984,970,923.40, 5,966,706,842.70 and 3,984,970,923.40

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Solution

The fourth proportional to 3,984,970,923.40, 5,966,706,842.70 and 3,984,970,923.40 is: 5,966,706,842.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984,970,923.40 : 5,966,706,842.70 = 3,984,970,923.40 : x
  2. Step 2: Convert to fraction form
    3,984,970,923.40/5,966,706,842.70 = 3,984,970,923.40/x
  3. Step 3: Cross multiply
    3,984,970,923.40x = 5,966,706,842.70 × 3,984,970,923.40
  4. Step 4: Simplify right side
    3,984,970,923.40x = 23,777,153,276,611,317,760
  5. Step 5: Solve for x
    x = 23,777,153,276,611,317,760/3,984,970,923.40
  6. Step 6: Final answer
    x = 5,966,706,842.70

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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.