Home / 11,929,292,381.19-16,462,441,625.90-6,648,781,231.11

Finding the Fourth Proportional to 11,929,292,381.19, 16,462,441,625.90 and 6,648,781,231.11

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Solution

The fourth proportional to 11,929,292,381.19, 16,462,441,625.90 and 6,648,781,231.11 is: 9,175,328,209.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,929,292,381.19 : 16,462,441,625.90 = 6,648,781,231.11 : x
  2. Step 2: Convert to fraction form
    11,929,292,381.19/16,462,441,625.90 = 6,648,781,231.11/x
  3. Step 3: Cross multiply
    11,929,292,381.19x = 16,462,441,625.90 × 6,648,781,231.11
  4. Step 4: Simplify right side
    11,929,292,381.19x = 109,455,172,900,494,671,872
  5. Step 5: Solve for x
    x = 109,455,172,900,494,671,872/11,929,292,381.19
  6. Step 6: Final answer
    x = 9,175,328,209.16

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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.