Home / 310,986,712,251.66-466,480,068,377.47-87,396,662,537.54

Finding the Fourth Proportional to 310,986,712,251.66, 466,480,068,377.47 and 87,396,662,537.54

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Solution

The fourth proportional to 310,986,712,251.66, 466,480,068,377.47 and 87,396,662,537.54 is: 131,094,993,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,986,712,251.66 : 466,480,068,377.47 = 87,396,662,537.54 : x
  2. Step 2: Convert to fraction form
    310,986,712,251.66/466,480,068,377.47 = 87,396,662,537.54/x
  3. Step 3: Cross multiply
    310,986,712,251.66x = 466,480,068,377.47 × 87,396,662,537.54
  4. Step 4: Simplify right side
    310,986,712,251.66x = 40,768,801,116,474,327,433,216
  5. Step 5: Solve for x
    x = 40,768,801,116,474,327,433,216/310,986,712,251.66
  6. Step 6: Final answer
    x = 131,094,993,806.30

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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.