Home / 139,040,712,701.70-208,561,069,052.55-34,351,087,229.70

Finding the Fourth Proportional to 139,040,712,701.70, 208,561,069,052.55 and 34,351,087,229.70

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Solution

The fourth proportional to 139,040,712,701.70, 208,561,069,052.55 and 34,351,087,229.70 is: 51,526,630,844.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,040,712,701.70 : 208,561,069,052.55 = 34,351,087,229.70 : x
  2. Step 2: Convert to fraction form
    139,040,712,701.70/208,561,069,052.55 = 34,351,087,229.70/x
  3. Step 3: Cross multiply
    139,040,712,701.70x = 208,561,069,052.55 × 34,351,087,229.70
  4. Step 4: Simplify right side
    139,040,712,701.70x = 7,164,299,475,743,630,426,112
  5. Step 5: Solve for x
    x = 7,164,299,475,743,630,426,112/139,040,712,701.70
  6. Step 6: Final answer
    x = 51,526,630,844.55

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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.