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Finding the Fourth Proportional to 590,976,431.10, 886,464,646.65 and 590,976,431.10

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Solution

The fourth proportional to 590,976,431.10, 886,464,646.65 and 590,976,431.10 is: 886,464,646.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,976,431.10 : 886,464,646.65 = 590,976,431.10 : x
  2. Step 2: Convert to fraction form
    590,976,431.10/886,464,646.65 = 590,976,431.10/x
  3. Step 3: Cross multiply
    590,976,431.10x = 886,464,646.65 × 590,976,431.10
  4. Step 4: Simplify right side
    590,976,431.10x = 523,879,713,173,539,584
  5. Step 5: Solve for x
    x = 523,879,713,173,539,584/590,976,431.10
  6. Step 6: Final answer
    x = 886,464,646.65

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Double scale
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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.