Home / 240,098,979.30-331,208,780.22-146,041,893.93

Finding the Fourth Proportional to 240,098,979.30, 331,208,780.22 and 146,041,893.93

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Solution

The fourth proportional to 240,098,979.30, 331,208,780.22 and 146,041,893.93 is: 201,460,071.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,098,979.30 : 331,208,780.22 = 146,041,893.93 : x
  2. Step 2: Convert to fraction form
    240,098,979.30/331,208,780.22 = 146,041,893.93/x
  3. Step 3: Cross multiply
    240,098,979.30x = 331,208,780.22 × 146,041,893.93
  4. Step 4: Simplify right side
    240,098,979.30x = 48,370,357,549,573,928
  5. Step 5: Solve for x
    x = 48,370,357,549,573,928/240,098,979.30
  6. Step 6: Final answer
    x = 201,460,071.55

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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.