Home / 8,172,963,906.42-11,278,689,759.16-4,413,774,111.87

Finding the Fourth Proportional to 8,172,963,906.42, 11,278,689,759.16 and 4,413,774,111.87

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Solution

The fourth proportional to 8,172,963,906.42, 11,278,689,759.16 and 4,413,774,111.87 is: 6,091,008,041.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,172,963,906.42 : 11,278,689,759.16 = 4,413,774,111.87 : x
  2. Step 2: Convert to fraction form
    8,172,963,906.42/11,278,689,759.16 = 4,413,774,111.87/x
  3. Step 3: Cross multiply
    8,172,963,906.42x = 11,278,689,759.16 × 4,413,774,111.87
  4. Step 4: Simplify right side
    8,172,963,906.42x = 49,781,588,874,793,689,088
  5. Step 5: Solve for x
    x = 49,781,588,874,793,689,088/8,172,963,906.42
  6. Step 6: Final answer
    x = 6,091,008,041.24

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.