Home / 240,026,754.76-331,238,511.86-130,018,467.72

Finding the Fourth Proportional to 240,026,754.76, 331,238,511.86 and 130,018,467.72

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Solution

The fourth proportional to 240,026,754.76, 331,238,511.86 and 130,018,467.72 is: 179,426,346.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,026,754.76 : 331,238,511.86 = 130,018,467.72 : x
  2. Step 2: Convert to fraction form
    240,026,754.76/331,238,511.86 = 130,018,467.72/x
  3. Step 3: Cross multiply
    240,026,754.76x = 331,238,511.86 × 130,018,467.72
  4. Step 4: Simplify right side
    240,026,754.76x = 43,067,123,761,890,248
  5. Step 5: Solve for x
    x = 43,067,123,761,890,248/240,026,754.76
  6. Step 6: Final answer
    x = 179,426,346.89

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1.5x scale

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.