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Finding the Fourth Proportional to 96,879,181,147.40, 145,318,771,721.10 and 96,879,181,147.40

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Solution

The fourth proportional to 96,879,181,147.40, 145,318,771,721.10 and 96,879,181,147.40 is: 145,318,771,721.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,879,181,147.40 : 145,318,771,721.10 = 96,879,181,147.40 : x
  2. Step 2: Convert to fraction form
    96,879,181,147.40/145,318,771,721.10 = 96,879,181,147.40/x
  3. Step 3: Cross multiply
    96,879,181,147.40x = 145,318,771,721.10 × 96,879,181,147.40
  4. Step 4: Simplify right side
    96,879,181,147.40x = 14,078,363,609,686,115,090,432
  5. Step 5: Solve for x
    x = 14,078,363,609,686,115,090,432/96,879,181,147.40
  6. Step 6: Final answer
    x = 145,318,771,721.10

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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.