Home / 537,778,642.20-806,667,963.30-265,680,850.20

Finding the Fourth Proportional to 537,778,642.20, 806,667,963.30 and 265,680,850.20

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Solution

The fourth proportional to 537,778,642.20, 806,667,963.30 and 265,680,850.20 is: 398,521,275.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,778,642.20 : 806,667,963.30 = 265,680,850.20 : x
  2. Step 2: Convert to fraction form
    537,778,642.20/806,667,963.30 = 265,680,850.20/x
  3. Step 3: Cross multiply
    537,778,642.20x = 806,667,963.30 × 265,680,850.20
  4. Step 4: Simplify right side
    537,778,642.20x = 214,316,230,318,646,368
  5. Step 5: Solve for x
    x = 214,316,230,318,646,368/537,778,642.20
  6. Step 6: Final answer
    x = 398,521,275.30

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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.