Home / 115,113,785,843.22-158,846,363,789.20-63,671,238,498.20

Finding the Fourth Proportional to 115,113,785,843.22, 158,846,363,789.20 and 63,671,238,498.20

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Solution

The fourth proportional to 115,113,785,843.22, 158,846,363,789.20 and 63,671,238,498.20 is: 87,860,412,541.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,113,785,843.22 : 158,846,363,789.20 = 63,671,238,498.20 : x
  2. Step 2: Convert to fraction form
    115,113,785,843.22/158,846,363,789.20 = 63,671,238,498.20/x
  3. Step 3: Cross multiply
    115,113,785,843.22x = 158,846,363,789.20 × 63,671,238,498.20
  4. Step 4: Simplify right side
    115,113,785,843.22x = 10,113,944,713,393,994,727,424
  5. Step 5: Solve for x
    x = 10,113,944,713,393,994,727,424/115,113,785,843.22
  6. Step 6: Final answer
    x = 87,860,412,541.45

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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.