Home / 254,964,910.90-382,163,931.15-140,031,937.30

Finding the Fourth Proportional to 254,964,910.90, 382,163,931.15 and 140,031,937.30

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Solution

The fourth proportional to 254,964,910.90, 382,163,931.15 and 140,031,937.30 is: 209,892,237.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,964,910.90 : 382,163,931.15 = 140,031,937.30 : x
  2. Step 2: Convert to fraction form
    254,964,910.90/382,163,931.15 = 140,031,937.30/x
  3. Step 3: Cross multiply
    254,964,910.90x = 382,163,931.15 × 140,031,937.30
  4. Step 4: Simplify right side
    254,964,910.90x = 53,515,155,645,118,320
  5. Step 5: Solve for x
    x = 53,515,155,645,118,320/254,964,910.90
  6. Step 6: Final answer
    x = 209,892,237.55

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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.