Home / 121,452,328.90-182,178,493.35-109,737,007.30

Finding the Fourth Proportional to 121,452,328.90, 182,178,493.35 and 109,737,007.30

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Solution

The fourth proportional to 121,452,328.90, 182,178,493.35 and 109,737,007.30 is: 164,605,510.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,452,328.90 : 182,178,493.35 = 109,737,007.30 : x
  2. Step 2: Convert to fraction form
    121,452,328.90/182,178,493.35 = 109,737,007.30/x
  3. Step 3: Cross multiply
    121,452,328.90x = 182,178,493.35 × 109,737,007.30
  4. Step 4: Simplify right side
    121,452,328.90x = 19,991,722,654,651,952
  5. Step 5: Solve for x
    x = 19,991,722,654,651,952/121,452,328.90
  6. Step 6: Final answer
    x = 164,605,510.95

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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.