Home / 8,085,835,603.38-12,128,737,140.24-7,593,787,077.81

Finding the Fourth Proportional to 8,085,835,603.38, 12,128,737,140.24 and 7,593,787,077.81

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Solution

The fourth proportional to 8,085,835,603.38, 12,128,737,140.24 and 7,593,787,077.81 is: 11,390,665,341.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,835,603.38 : 12,128,737,140.24 = 7,593,787,077.81 : x
  2. Step 2: Convert to fraction form
    8,085,835,603.38/12,128,737,140.24 = 7,593,787,077.81/x
  3. Step 3: Cross multiply
    8,085,835,603.38x = 12,128,737,140.24 × 7,593,787,077.81
  4. Step 4: Simplify right side
    8,085,835,603.38x = 92,103,047,365,708,726,272
  5. Step 5: Solve for x
    x = 92,103,047,365,708,726,272/8,085,835,603.38
  6. Step 6: Final answer
    x = 11,390,665,341.65

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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.