Home / 149,801,774,535.29-206,748,832,074.89-117,926,995,940.63

Finding the Fourth Proportional to 149,801,774,535.29, 206,748,832,074.89 and 117,926,995,940.63

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Solution

The fourth proportional to 149,801,774,535.29, 206,748,832,074.89 and 117,926,995,940.63 is: 162,756,874,919.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,801,774,535.29 : 206,748,832,074.89 = 117,926,995,940.63 : x
  2. Step 2: Convert to fraction form
    149,801,774,535.29/206,748,832,074.89 = 117,926,995,940.63/x
  3. Step 3: Cross multiply
    149,801,774,535.29x = 206,748,832,074.89 × 117,926,995,940.63
  4. Step 4: Simplify right side
    149,801,774,535.29x = 24,381,268,680,825,550,929,920
  5. Step 5: Solve for x
    x = 24,381,268,680,825,550,929,920/149,801,774,535.29
  6. Step 6: Final answer
    x = 162,756,874,919.94

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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.