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Finding the Fourth Proportional to 567,886,979.10, 851,830,468.65 and 567,886,979.10

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Solution

The fourth proportional to 567,886,979.10, 851,830,468.65 and 567,886,979.10 is: 851,830,468.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,886,979.10 : 851,830,468.65 = 567,886,979.10 : x
  2. Step 2: Convert to fraction form
    567,886,979.10/851,830,468.65 = 567,886,979.10/x
  3. Step 3: Cross multiply
    567,886,979.10x = 851,830,468.65 × 567,886,979.10
  4. Step 4: Simplify right side
    567,886,979.10x = 483,743,431,546,985,792
  5. Step 5: Solve for x
    x = 483,743,431,546,985,792/567,886,979.10
  6. Step 6: Final answer
    x = 851,830,468.65

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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.