Home / 113,277,765.86-156,314,866.20-63,708,562.82

Finding the Fourth Proportional to 113,277,765.86, 156,314,866.20 and 63,708,562.82

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Solution

The fourth proportional to 113,277,765.86, 156,314,866.20 and 63,708,562.82 is: 87,913,063.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,277,765.86 : 156,314,866.20 = 63,708,562.82 : x
  2. Step 2: Convert to fraction form
    113,277,765.86/156,314,866.20 = 63,708,562.82/x
  3. Step 3: Cross multiply
    113,277,765.86x = 156,314,866.20 × 63,708,562.82
  4. Step 4: Simplify right side
    113,277,765.86x = 9,958,595,472,843,322
  5. Step 5: Solve for x
    x = 9,958,595,472,843,322/113,277,765.86
  6. Step 6: Final answer
    x = 87,913,063.94

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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.