Home / 14,970,070,167.84-20,658,860,090.30-8,287,178,335.20

Finding the Fourth Proportional to 14,970,070,167.84, 20,658,860,090.30 and 8,287,178,335.20

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Solution

The fourth proportional to 14,970,070,167.84, 20,658,860,090.30 and 8,287,178,335.20 is: 11,436,396,479.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,970,070,167.84 : 20,658,860,090.30 = 8,287,178,335.20 : x
  2. Step 2: Convert to fraction form
    14,970,070,167.84/20,658,860,090.30 = 8,287,178,335.20/x
  3. Step 3: Cross multiply
    14,970,070,167.84x = 20,658,860,090.30 × 8,287,178,335.20
  4. Step 4: Simplify right side
    14,970,070,167.84x = 171,203,657,770,262,069,248
  5. Step 5: Solve for x
    x = 171,203,657,770,262,069,248/14,970,070,167.84
  6. Step 6: Final answer
    x = 11,436,396,479.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.