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Finding the Fourth Proportional to 10,887,685,655.40, 16,331,528,483.10 and 10,887,685,655.40

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Solution

The fourth proportional to 10,887,685,655.40, 16,331,528,483.10 and 10,887,685,655.40 is: 16,331,528,483.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,887,685,655.40 : 16,331,528,483.10 = 10,887,685,655.40 : x
  2. Step 2: Convert to fraction form
    10,887,685,655.40/16,331,528,483.10 = 10,887,685,655.40/x
  3. Step 3: Cross multiply
    10,887,685,655.40x = 16,331,528,483.10 × 10,887,685,655.40
  4. Step 4: Simplify right side
    10,887,685,655.40x = 177,812,548,396,204,392,448
  5. Step 5: Solve for x
    x = 177,812,548,396,204,392,448/10,887,685,655.40
  6. Step 6: Final answer
    x = 16,331,528,483.10

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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.