Home / 5,665,215,521.10-8,497,823,281.65-5,320,558,317.90

Finding the Fourth Proportional to 5,665,215,521.10, 8,497,823,281.65 and 5,320,558,317.90

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Solution

The fourth proportional to 5,665,215,521.10, 8,497,823,281.65 and 5,320,558,317.90 is: 7,980,837,476.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,665,215,521.10 : 8,497,823,281.65 = 5,320,558,317.90 : x
  2. Step 2: Convert to fraction form
    5,665,215,521.10/8,497,823,281.65 = 5,320,558,317.90/x
  3. Step 3: Cross multiply
    5,665,215,521.10x = 8,497,823,281.65 × 5,320,558,317.90
  4. Step 4: Simplify right side
    5,665,215,521.10x = 45,213,164,345,227,173,888
  5. Step 5: Solve for x
    x = 45,213,164,345,227,173,888/5,665,215,521.10
  6. Step 6: Final answer
    x = 7,980,837,476.85

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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.