Home / 250,947,030.60-376,420,545.90-199,290,965.40

Finding the Fourth Proportional to 250,947,030.60, 376,420,545.90 and 199,290,965.40

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Solution

The fourth proportional to 250,947,030.60, 376,420,545.90 and 199,290,965.40 is: 298,936,448.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,947,030.60 : 376,420,545.90 = 199,290,965.40 : x
  2. Step 2: Convert to fraction form
    250,947,030.60/376,420,545.90 = 199,290,965.40/x
  3. Step 3: Cross multiply
    250,947,030.60x = 376,420,545.90 × 199,290,965.40
  4. Step 4: Simplify right side
    250,947,030.60x = 75,017,213,988,806,016
  5. Step 5: Solve for x
    x = 75,017,213,988,806,016/250,947,030.60
  6. Step 6: Final answer
    x = 298,936,448.10

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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.