Home / 205,689,334.88-283,850,875.32-111,603,451.16

Finding the Fourth Proportional to 205,689,334.88, 283,850,875.32 and 111,603,451.16

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Solution

The fourth proportional to 205,689,334.88, 283,850,875.32 and 111,603,451.16 is: 154,012,541.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,689,334.88 : 283,850,875.32 = 111,603,451.16 : x
  2. Step 2: Convert to fraction form
    205,689,334.88/283,850,875.32 = 111,603,451.16/x
  3. Step 3: Cross multiply
    205,689,334.88x = 283,850,875.32 × 111,603,451.16
  4. Step 4: Simplify right side
    205,689,334.88x = 31,678,737,300,498,868
  5. Step 5: Solve for x
    x = 31,678,737,300,498,868/205,689,334.88
  6. Step 6: Final answer
    x = 154,012,541.87

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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.