Home / 160,048,354.35-220,863,849.93-90,432,240.57

Finding the Fourth Proportional to 160,048,354.35, 220,863,849.93 and 90,432,240.57

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Solution

The fourth proportional to 160,048,354.35, 220,863,849.93 and 90,432,240.57 is: 124,794,865.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,048,354.35 : 220,863,849.93 = 90,432,240.57 : x
  2. Step 2: Convert to fraction form
    160,048,354.35/220,863,849.93 = 90,432,240.57/x
  3. Step 3: Cross multiply
    160,048,354.35x = 220,863,849.93 × 90,432,240.57
  4. Step 4: Simplify right side
    160,048,354.35x = 19,973,212,810,086,136
  5. Step 5: Solve for x
    x = 19,973,212,810,086,136/160,048,354.35
  6. Step 6: Final answer
    x = 124,794,865.22

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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.