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Finding the Fourth Proportional to 1,022,575,345.85, 1,533,863,018.78 and 1,022,575,345.85

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Solution

The fourth proportional to 1,022,575,345.85, 1,533,863,018.78 and 1,022,575,345.85 is: 1,533,863,018.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,575,345.85 : 1,533,863,018.78 = 1,022,575,345.85 : x
  2. Step 2: Convert to fraction form
    1,022,575,345.85/1,533,863,018.78 = 1,022,575,345.85/x
  3. Step 3: Cross multiply
    1,022,575,345.85x = 1,533,863,018.78 × 1,022,575,345.85
  4. Step 4: Simplify right side
    1,022,575,345.85x = 1,568,490,506,910,370,816
  5. Step 5: Solve for x
    x = 1,568,490,506,910,370,816/1,022,575,345.85
  6. Step 6: Final answer
    x = 1,533,863,018.78

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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.