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Finding the Fourth Proportional to 40,806,806,679.40, 61,210,210,019.10 and 40,806,806,679.40

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Solution

The fourth proportional to 40,806,806,679.40, 61,210,210,019.10 and 40,806,806,679.40 is: 61,210,210,019.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,806,806,679.40 : 61,210,210,019.10 = 40,806,806,679.40 : x
  2. Step 2: Convert to fraction form
    40,806,806,679.40/61,210,210,019.10 = 40,806,806,679.40/x
  3. Step 3: Cross multiply
    40,806,806,679.40x = 61,210,210,019.10 × 40,806,806,679.40
  4. Step 4: Simplify right side
    40,806,806,679.40x = 2,497,793,207,054,886,764,544
  5. Step 5: Solve for x
    x = 2,497,793,207,054,886,764,544/40,806,806,679.40
  6. Step 6: Final answer
    x = 61,210,210,019.10

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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.