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Finding the Fourth Proportional to 7,338,587,557.30, 10,303,046,344.70 and 7,338,587,557.30

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Solution

The fourth proportional to 7,338,587,557.30, 10,303,046,344.70 and 7,338,587,557.30 is: 10,303,046,344.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,587,557.30 : 10,303,046,344.70 = 7,338,587,557.30 : x
  2. Step 2: Convert to fraction form
    7,338,587,557.30/10,303,046,344.70 = 7,338,587,557.30/x
  3. Step 3: Cross multiply
    7,338,587,557.30x = 10,303,046,344.70 × 7,338,587,557.30
  4. Step 4: Simplify right side
    7,338,587,557.30x = 75,609,807,707,500,675,072
  5. Step 5: Solve for x
    x = 75,609,807,707,500,675,072/7,338,587,557.30
  6. Step 6: Final answer
    x = 10,303,046,344.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.