Home / 8,172,963,905.92-11,278,689,758.47-4,413,774,111.37

Finding the Fourth Proportional to 8,172,963,905.92, 11,278,689,758.47 and 4,413,774,111.37

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Solution

The fourth proportional to 8,172,963,905.92, 11,278,689,758.47 and 4,413,774,111.37 is: 6,091,008,040.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,172,963,905.92 : 11,278,689,758.47 = 4,413,774,111.37 : x
  2. Step 2: Convert to fraction form
    8,172,963,905.92/11,278,689,758.47 = 4,413,774,111.37/x
  3. Step 3: Cross multiply
    8,172,963,905.92x = 11,278,689,758.47 × 4,413,774,111.37
  4. Step 4: Simplify right side
    8,172,963,905.92x = 49,781,588,866,108,841,984
  5. Step 5: Solve for x
    x = 49,781,588,866,108,841,984/8,172,963,905.92
  6. Step 6: Final answer
    x = 6,091,008,040.55

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1.5x scale

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.