Home / 106,812,118.40-160,218,177.60-70,910,326.40

Finding the Fourth Proportional to 106,812,118.40, 160,218,177.60 and 70,910,326.40

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Solution

The fourth proportional to 106,812,118.40, 160,218,177.60 and 70,910,326.40 is: 106,365,489.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,812,118.40 : 160,218,177.60 = 70,910,326.40 : x
  2. Step 2: Convert to fraction form
    106,812,118.40/160,218,177.60 = 70,910,326.40/x
  3. Step 3: Cross multiply
    106,812,118.40x = 160,218,177.60 × 70,910,326.40
  4. Step 4: Simplify right side
    106,812,118.40x = 11,361,123,268,829,170
  5. Step 5: Solve for x
    x = 11,361,123,268,829,170/106,812,118.40
  6. Step 6: Final answer
    x = 106,365,489.60

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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.