Home / 146,862,043.80-220,104,108.90-89,293,205.40

Finding the Fourth Proportional to 146,862,043.80, 220,104,108.90 and 89,293,205.40

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Solution

The fourth proportional to 146,862,043.80, 220,104,108.90 and 89,293,205.40 is: 133,824,920.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,862,043.80 : 220,104,108.90 = 89,293,205.40 : x
  2. Step 2: Convert to fraction form
    146,862,043.80/220,104,108.90 = 89,293,205.40/x
  3. Step 3: Cross multiply
    146,862,043.80x = 220,104,108.90 × 89,293,205.40
  4. Step 4: Simplify right side
    146,862,043.80x = 19,653,801,405,391,668
  5. Step 5: Solve for x
    x = 19,653,801,405,391,668/146,862,043.80
  6. Step 6: Final answer
    x = 133,824,920.97

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1.5x scale

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.