Home / 92,768,511.76-139,031,717.19-51,826,297.12

Finding the Fourth Proportional to 92,768,511.76, 139,031,717.19 and 51,826,297.12

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Solution

The fourth proportional to 92,768,511.76, 139,031,717.19 and 51,826,297.12 is: 77,671,819.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,768,511.76 : 139,031,717.19 = 51,826,297.12 : x
  2. Step 2: Convert to fraction form
    92,768,511.76/139,031,717.19 = 51,826,297.12/x
  3. Step 3: Cross multiply
    92,768,511.76x = 139,031,717.19 × 51,826,297.12
  4. Step 4: Simplify right side
    92,768,511.76x = 7,205,499,084,192,751
  5. Step 5: Solve for x
    x = 7,205,499,084,192,751/92,768,511.76
  6. Step 6: Final answer
    x = 77,671,819.32

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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.