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Finding the Fourth Proportional to 25,432,833,681.80, 38,149,250,522.70 and 25,432,833,681.80

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Solution

The fourth proportional to 25,432,833,681.80, 38,149,250,522.70 and 25,432,833,681.80 is: 38,149,250,522.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,432,833,681.80 : 38,149,250,522.70 = 25,432,833,681.80 : x
  2. Step 2: Convert to fraction form
    25,432,833,681.80/38,149,250,522.70 = 25,432,833,681.80/x
  3. Step 3: Cross multiply
    25,432,833,681.80x = 38,149,250,522.70 × 25,432,833,681.80
  4. Step 4: Simplify right side
    25,432,833,681.80x = 970,243,543,629,150,683,136
  5. Step 5: Solve for x
    x = 970,243,543,629,150,683,136/25,432,833,681.80
  6. Step 6: Final answer
    x = 38,149,250,522.70

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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.