Home / 136,474,841.25-204,893,868.81-71,824,047.14

Finding the Fourth Proportional to 136,474,841.25, 204,893,868.81 and 71,824,047.14

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Solution

The fourth proportional to 136,474,841.25, 204,893,868.81 and 71,824,047.14 is: 107,831,646.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,474,841.25 : 204,893,868.81 = 71,824,047.14 : x
  2. Step 2: Convert to fraction form
    136,474,841.25/204,893,868.81 = 71,824,047.14/x
  3. Step 3: Cross multiply
    136,474,841.25x = 204,893,868.81 × 71,824,047.14
  4. Step 4: Simplify right side
    136,474,841.25x = 14,716,306,892,973,324
  5. Step 5: Solve for x
    x = 14,716,306,892,973,324/136,474,841.25
  6. Step 6: Final answer
    x = 107,831,646.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.