Home / 56,718,765.76-85,083,439.52-43,953,595.52

Finding the Fourth Proportional to 56,718,765.76, 85,083,439.52 and 43,953,595.52

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Solution

The fourth proportional to 56,718,765.76, 85,083,439.52 and 43,953,595.52 is: 65,934,493.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,718,765.76 : 85,083,439.52 = 43,953,595.52 : x
  2. Step 2: Convert to fraction form
    56,718,765.76/85,083,439.52 = 43,953,595.52/x
  3. Step 3: Cross multiply
    56,718,765.76x = 85,083,439.52 × 43,953,595.52
  4. Step 4: Simplify right side
    56,718,765.76x = 3,739,723,086,112,463
  5. Step 5: Solve for x
    x = 3,739,723,086,112,463/56,718,765.76
  6. Step 6: Final answer
    x = 65,934,493.39

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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.