Home / 31,980,078,725,516-44,132,508,641,216-18,293,287,690,125

Finding the Fourth Proportional to 31,980,078,725,516, 44,132,508,641,216 and 18,293,287,690,125

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Solution

The fourth proportional to 31,980,078,725,516, 44,132,508,641,216 and 18,293,287,690,125 is: 25,244,737,012,374.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,980,078,725,516 : 44,132,508,641,216 = 18,293,287,690,125 : x
  2. Step 2: Convert to fraction form
    31,980,078,725,516/44,132,508,641,216 = 18,293,287,690,125/x
  3. Step 3: Cross multiply
    31,980,078,725,516x = 44,132,508,641,216 × 18,293,287,690,125
  4. Step 4: Simplify right side
    31,980,078,725,516x = 807,328,677,060,691,850,277,421,056
  5. Step 5: Solve for x
    x = 807,328,677,060,691,850,277,421,056/31,980,078,725,516
  6. Step 6: Final answer
    x = 25,244,737,012,374.74

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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.