Home / 118,883,383.83-164,060,257.93-66,671,298.18

Finding the Fourth Proportional to 118,883,383.83, 164,060,257.93 and 66,671,298.18

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Solution

The fourth proportional to 118,883,383.83, 164,060,257.93 and 66,671,298.18 is: 92,007,057.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,883,383.83 : 164,060,257.93 = 66,671,298.18 : x
  2. Step 2: Convert to fraction form
    118,883,383.83/164,060,257.93 = 66,671,298.18/x
  3. Step 3: Cross multiply
    118,883,383.83x = 164,060,257.93 × 66,671,298.18
  4. Step 4: Simplify right side
    118,883,383.83x = 10,938,110,375,938,740
  5. Step 5: Solve for x
    x = 10,938,110,375,938,740/118,883,383.83
  6. Step 6: Final answer
    x = 92,007,057.87

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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.