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Finding the Fourth Proportional to 1,036,977,091.45, 1,555,465,637.18 and 1,036,977,091.45

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Solution

The fourth proportional to 1,036,977,091.45, 1,555,465,637.18 and 1,036,977,091.45 is: 1,555,465,637.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,977,091.45 : 1,555,465,637.18 = 1,036,977,091.45 : x
  2. Step 2: Convert to fraction form
    1,036,977,091.45/1,555,465,637.18 = 1,036,977,091.45/x
  3. Step 3: Cross multiply
    1,036,977,091.45x = 1,555,465,637.18 × 1,036,977,091.45
  4. Step 4: Simplify right side
    1,036,977,091.45x = 1,612,982,232,293,337,600
  5. Step 5: Solve for x
    x = 1,612,982,232,293,337,600/1,036,977,091.45
  6. Step 6: Final answer
    x = 1,555,465,637.18

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Double scale
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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.