Home / 84,152,179.05-116,121,160.35-48,863,086.04

Finding the Fourth Proportional to 84,152,179.05, 116,121,160.35 and 48,863,086.04

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Solution

The fourth proportional to 84,152,179.05, 116,121,160.35 and 48,863,086.04 is: 67,425,921.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,152,179.05 : 116,121,160.35 = 48,863,086.04 : x
  2. Step 2: Convert to fraction form
    84,152,179.05/116,121,160.35 = 48,863,086.04/x
  3. Step 3: Cross multiply
    84,152,179.05x = 116,121,160.35 × 48,863,086.04
  4. Step 4: Simplify right side
    84,152,179.05x = 5,674,038,248,666,080
  5. Step 5: Solve for x
    x = 5,674,038,248,666,080/84,152,179.05
  6. Step 6: Final answer
    x = 67,425,921.86

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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.