Home / 152,633,104.88-210,614,567.16-103,181,076.40

Finding the Fourth Proportional to 152,633,104.88, 210,614,567.16 and 103,181,076.40

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Solution

The fourth proportional to 152,633,104.88, 210,614,567.16 and 103,181,076.40 is: 142,376,961.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,633,104.88 : 210,614,567.16 = 103,181,076.40 : x
  2. Step 2: Convert to fraction form
    152,633,104.88/210,614,567.16 = 103,181,076.40/x
  3. Step 3: Cross multiply
    152,633,104.88x = 210,614,567.16 × 103,181,076.40
  4. Step 4: Simplify right side
    152,633,104.88x = 21,731,437,745,088,892
  5. Step 5: Solve for x
    x = 21,731,437,745,088,892/152,633,104.88
  6. Step 6: Final answer
    x = 142,376,961.81

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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.