Home / 220,182,904.80-330,274,357.20-147,623,493.60

Finding the Fourth Proportional to 220,182,904.80, 330,274,357.20 and 147,623,493.60

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Solution

The fourth proportional to 220,182,904.80, 330,274,357.20 and 147,623,493.60 is: 221,435,240.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,182,904.80 : 330,274,357.20 = 147,623,493.60 : x
  2. Step 2: Convert to fraction form
    220,182,904.80/330,274,357.20 = 147,623,493.60/x
  3. Step 3: Cross multiply
    220,182,904.80x = 330,274,357.20 × 147,623,493.60
  4. Step 4: Simplify right side
    220,182,904.80x = 48,756,254,456,358,312
  5. Step 5: Solve for x
    x = 48,756,254,456,358,312/220,182,904.80
  6. Step 6: Final answer
    x = 221,435,240.40

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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.