Home / 153,086,429.20-229,629,643.80-146,709,137.20

Finding the Fourth Proportional to 153,086,429.20, 229,629,643.80 and 146,709,137.20

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Solution

The fourth proportional to 153,086,429.20, 229,629,643.80 and 146,709,137.20 is: 220,063,705.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,086,429.20 : 229,629,643.80 = 146,709,137.20 : x
  2. Step 2: Convert to fraction form
    153,086,429.20/229,629,643.80 = 146,709,137.20/x
  3. Step 3: Cross multiply
    153,086,429.20x = 229,629,643.80 × 146,709,137.20
  4. Step 4: Simplify right side
    153,086,429.20x = 33,688,766,917,441,328
  5. Step 5: Solve for x
    x = 33,688,766,917,441,328/153,086,429.20
  6. Step 6: Final answer
    x = 220,063,705.80

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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.