Home / 865,919,265.27-1,194,977,950.23-508,702,099.20

Finding the Fourth Proportional to 865,919,265.27, 1,194,977,950.23 and 508,702,099.20

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Solution

The fourth proportional to 865,919,265.27, 1,194,977,950.23 and 508,702,099.20 is: 702,014,398.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,919,265.27 : 1,194,977,950.23 = 508,702,099.20 : x
  2. Step 2: Convert to fraction form
    865,919,265.27/1,194,977,950.23 = 508,702,099.20/x
  3. Step 3: Cross multiply
    865,919,265.27x = 1,194,977,950.23 × 508,702,099.20
  4. Step 4: Simplify right side
    865,919,265.27x = 607,887,791,782,939,648
  5. Step 5: Solve for x
    x = 607,887,791,782,939,648/865,919,265.27
  6. Step 6: Final answer
    x = 702,014,398.06

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.