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Finding the Fourth Proportional to 14,337,670,718.80, 21,506,506,078.20 and 14,337,670,718.80

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Solution

The fourth proportional to 14,337,670,718.80, 21,506,506,078.20 and 14,337,670,718.80 is: 21,506,506,078.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,337,670,718.80 : 21,506,506,078.20 = 14,337,670,718.80 : x
  2. Step 2: Convert to fraction form
    14,337,670,718.80/21,506,506,078.20 = 14,337,670,718.80/x
  3. Step 3: Cross multiply
    14,337,670,718.80x = 21,506,506,078.20 × 14,337,670,718.80
  4. Step 4: Simplify right side
    14,337,670,718.80x = 308,353,202,461,102,374,912
  5. Step 5: Solve for x
    x = 308,353,202,461,102,374,912/14,337,670,718.80
  6. Step 6: Final answer
    x = 21,506,506,078.20

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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.