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Finding the Fourth Proportional to 1,817,000,918.95, 2,725,501,378.43 and 1,817,000,918.95

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Solution

The fourth proportional to 1,817,000,918.95, 2,725,501,378.43 and 1,817,000,918.95 is: 2,725,501,378.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,000,918.95 : 2,725,501,378.43 = 1,817,000,918.95 : x
  2. Step 2: Convert to fraction form
    1,817,000,918.95/2,725,501,378.43 = 1,817,000,918.95/x
  3. Step 3: Cross multiply
    1,817,000,918.95x = 2,725,501,378.43 × 1,817,000,918.95
  4. Step 4: Simplify right side
    1,817,000,918.95x = 4,952,238,509,197,717,504
  5. Step 5: Solve for x
    x = 4,952,238,509,197,717,504/1,817,000,918.95
  6. Step 6: Final answer
    x = 2,725,501,378.43

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Double scale
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Similar ratio
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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.