Home / 202,287,334.36-279,088,185.48-131,690,799.40

Finding the Fourth Proportional to 202,287,334.36, 279,088,185.48 and 131,690,799.40

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Solution

The fourth proportional to 202,287,334.36, 279,088,185.48 and 131,690,799.40 is: 181,688,815.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,287,334.36 : 279,088,185.48 = 131,690,799.40 : x
  2. Step 2: Convert to fraction form
    202,287,334.36/279,088,185.48 = 131,690,799.40/x
  3. Step 3: Cross multiply
    202,287,334.36x = 279,088,185.48 × 131,690,799.40
  4. Step 4: Simplify right side
    202,287,334.36x = 36,753,346,248,956,680
  5. Step 5: Solve for x
    x = 36,753,346,248,956,680/202,287,334.36
  6. Step 6: Final answer
    x = 181,688,815.89

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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.