Home / 146,709,893.80-220,064,840.70-89,314,265.80

Finding the Fourth Proportional to 146,709,893.80, 220,064,840.70 and 89,314,265.80

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Solution

The fourth proportional to 146,709,893.80, 220,064,840.70 and 89,314,265.80 is: 133,971,398.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,709,893.80 : 220,064,840.70 = 89,314,265.80 : x
  2. Step 2: Convert to fraction form
    146,709,893.80/220,064,840.70 = 89,314,265.80/x
  3. Step 3: Cross multiply
    146,709,893.80x = 220,064,840.70 × 89,314,265.80
  4. Step 4: Simplify right side
    146,709,893.80x = 19,654,929,675,514,456
  5. Step 5: Solve for x
    x = 19,654,929,675,514,456/146,709,893.80
  6. Step 6: Final answer
    x = 133,971,398.70

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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.