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Finding the Fourth Proportional to 40,328,571,806.90, 60,492,857,710.35 and 40,328,571,806.90

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Solution

The fourth proportional to 40,328,571,806.90, 60,492,857,710.35 and 40,328,571,806.90 is: 60,492,857,710.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,328,571,806.90 : 60,492,857,710.35 = 40,328,571,806.90 : x
  2. Step 2: Convert to fraction form
    40,328,571,806.90/60,492,857,710.35 = 40,328,571,806.90/x
  3. Step 3: Cross multiply
    40,328,571,806.90x = 60,492,857,710.35 × 40,328,571,806.90
  4. Step 4: Simplify right side
    40,328,571,806.90x = 2,439,590,555,976,434,450,432
  5. Step 5: Solve for x
    x = 2,439,590,555,976,434,450,432/40,328,571,806.90
  6. Step 6: Final answer
    x = 60,492,857,710.35

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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.