Home / 579,219,005.90-868,828,508.85-531,601,892.30

Finding the Fourth Proportional to 579,219,005.90, 868,828,508.85 and 531,601,892.30

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Solution

The fourth proportional to 579,219,005.90, 868,828,508.85 and 531,601,892.30 is: 797,402,838.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,219,005.90 : 868,828,508.85 = 531,601,892.30 : x
  2. Step 2: Convert to fraction form
    579,219,005.90/868,828,508.85 = 531,601,892.30/x
  3. Step 3: Cross multiply
    579,219,005.90x = 868,828,508.85 × 531,601,892.30
  4. Step 4: Simplify right side
    579,219,005.90x = 461,870,879,388,847,296
  5. Step 5: Solve for x
    x = 461,870,879,388,847,296/579,219,005.90
  6. Step 6: Final answer
    x = 797,402,838.45

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Double scale
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Similar ratio
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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.