Home / 338,275,471,874.40-466,832,425,109.28-193,787,526,632.16

Finding the Fourth Proportional to 338,275,471,874.40, 466,832,425,109.28 and 193,787,526,632.16

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Solution

The fourth proportional to 338,275,471,874.40, 466,832,425,109.28 and 193,787,526,632.16 is: 267,433,818,101.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,275,471,874.40 : 466,832,425,109.28 = 193,787,526,632.16 : x
  2. Step 2: Convert to fraction form
    338,275,471,874.40/466,832,425,109.28 = 193,787,526,632.16/x
  3. Step 3: Cross multiply
    338,275,471,874.40x = 466,832,425,109.28 × 193,787,526,632.16
  4. Step 4: Simplify right side
    338,275,471,874.40x = 90,466,301,013,620,437,286,912
  5. Step 5: Solve for x
    x = 90,466,301,013,620,437,286,912/338,275,471,874.40
  6. Step 6: Final answer
    x = 267,433,818,101.98

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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.