Home / 81,252,156,717.81-112,114,522,675.26-46,961,056,467

Finding the Fourth Proportional to 81,252,156,717.81, 112,114,522,675.26 and 46,961,056,467

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Solution

The fourth proportional to 81,252,156,717.81, 112,114,522,675.26 and 46,961,056,467 is: 64,798,482,191.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,252,156,717.81 : 112,114,522,675.26 = 46,961,056,467 : x
  2. Step 2: Convert to fraction form
    81,252,156,717.81/112,114,522,675.26 = 46,961,056,467/x
  3. Step 3: Cross multiply
    81,252,156,717.81x = 112,114,522,675.26 × 46,961,056,467
  4. Step 4: Simplify right side
    81,252,156,717.81x = 5,265,016,430,123,636,752,384
  5. Step 5: Solve for x
    x = 5,265,016,430,123,636,752,384/81,252,156,717.81
  6. Step 6: Final answer
    x = 64,798,482,191.79

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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.