Home / 220,061,570.10-330,092,355.15-142,577,472.30

Finding the Fourth Proportional to 220,061,570.10, 330,092,355.15 and 142,577,472.30

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Solution

The fourth proportional to 220,061,570.10, 330,092,355.15 and 142,577,472.30 is: 213,866,208.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,061,570.10 : 330,092,355.15 = 142,577,472.30 : x
  2. Step 2: Convert to fraction form
    220,061,570.10/330,092,355.15 = 142,577,472.30/x
  3. Step 3: Cross multiply
    220,061,570.10x = 330,092,355.15 × 142,577,472.30
  4. Step 4: Simplify right side
    220,061,570.10x = 47,063,733,622,840,888
  5. Step 5: Solve for x
    x = 47,063,733,622,840,888/220,061,570.10
  6. Step 6: Final answer
    x = 213,866,208.45

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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.