Home / 152,454,900.96-210,387,305.24-82,840,494.24

Finding the Fourth Proportional to 152,454,900.96, 210,387,305.24 and 82,840,494.24

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Solution

The fourth proportional to 152,454,900.96, 210,387,305.24 and 82,840,494.24 is: 114,319,633.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,454,900.96 : 210,387,305.24 = 82,840,494.24 : x
  2. Step 2: Convert to fraction form
    152,454,900.96/210,387,305.24 = 82,840,494.24/x
  3. Step 3: Cross multiply
    152,454,900.96x = 210,387,305.24 × 82,840,494.24
  4. Step 4: Simplify right side
    152,454,900.96x = 17,428,588,347,903,342
  5. Step 5: Solve for x
    x = 17,428,588,347,903,342/152,454,900.96
  6. Step 6: Final answer
    x = 114,319,633.14

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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.