Home / 1,385,003,906-2,077,509,992.36-335,737,949.30

Finding the Fourth Proportional to 1,385,003,906, 2,077,509,992.36 and 335,737,949.30

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Solution

The fourth proportional to 1,385,003,906, 2,077,509,992.36 and 335,737,949.30 is: 503,607,925.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,003,906 : 2,077,509,992.36 = 335,737,949.30 : x
  2. Step 2: Convert to fraction form
    1,385,003,906/2,077,509,992.36 = 335,737,949.30/x
  3. Step 3: Cross multiply
    1,385,003,906x = 2,077,509,992.36 × 335,737,949.30
  4. Step 4: Simplify right side
    1,385,003,906x = 697,498,944,485,205,120
  5. Step 5: Solve for x
    x = 697,498,944,485,205,120/1,385,003,906
  6. Step 6: Final answer
    x = 503,607,925.92

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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.