Home / 212,017,464,557.31-292,583,702,657.82-115,673,616,283.89

Finding the Fourth Proportional to 212,017,464,557.31, 292,583,702,657.82 and 115,673,616,283.89

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Solution

The fourth proportional to 212,017,464,557.31, 292,583,702,657.82 and 115,673,616,283.89 is: 159,629,373,093.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,017,464,557.31 : 292,583,702,657.82 = 115,673,616,283.89 : x
  2. Step 2: Convert to fraction form
    212,017,464,557.31/292,583,702,657.82 = 115,673,616,283.89/x
  3. Step 3: Cross multiply
    212,017,464,557.31x = 292,583,702,657.82 × 115,673,616,283.89
  4. Step 4: Simplify right side
    212,017,464,557.31x = 33,844,214,952,160,439,304,192
  5. Step 5: Solve for x
    x = 33,844,214,952,160,439,304,192/212,017,464,557.31
  6. Step 6: Final answer
    x = 159,629,373,093.52

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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.