Home / 101,971,356-152,848,118.16-58,157,784.96

Finding the Fourth Proportional to 101,971,356, 152,848,118.16 and 58,157,784.96

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Solution

The fourth proportional to 101,971,356, 152,848,118.16 and 58,157,784.96 is: 87,174,558.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,971,356 : 152,848,118.16 = 58,157,784.96 : x
  2. Step 2: Convert to fraction form
    101,971,356/152,848,118.16 = 58,157,784.96/x
  3. Step 3: Cross multiply
    101,971,356x = 152,848,118.16 × 58,157,784.96
  4. Step 4: Simplify right side
    101,971,356x = 8,889,307,987,489,951
  5. Step 5: Solve for x
    x = 8,889,307,987,489,951/101,971,356
  6. Step 6: Final answer
    x = 87,174,558.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.