Home / 240,155,086.40-331,414,302.67-130,146,799.40

Finding the Fourth Proportional to 240,155,086.40, 331,414,302.67 and 130,146,799.40

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Solution

The fourth proportional to 240,155,086.40, 331,414,302.67 and 130,146,799.40 is: 179,602,736.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,155,086.40 : 331,414,302.67 = 130,146,799.40 : x
  2. Step 2: Convert to fraction form
    240,155,086.40/331,414,302.67 = 130,146,799.40/x
  3. Step 3: Cross multiply
    240,155,086.40x = 331,414,302.67 × 130,146,799.40
  4. Step 4: Simplify right side
    240,155,086.40x = 43,132,510,767,232,648
  5. Step 5: Solve for x
    x = 43,132,510,767,232,648/240,155,086.40
  6. Step 6: Final answer
    x = 179,602,736.77

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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.