Home / 121,296,109,874.26-167,383,602,992.97-66,363,013,392.93

Finding the Fourth Proportional to 121,296,109,874.26, 167,383,602,992.97 and 66,363,013,392.93

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Solution

The fourth proportional to 121,296,109,874.26, 167,383,602,992.97 and 66,363,013,392.93 is: 91,578,207,237.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,296,109,874.26 : 167,383,602,992.97 = 66,363,013,392.93 : x
  2. Step 2: Convert to fraction form
    121,296,109,874.26/167,383,602,992.97 = 66,363,013,392.93/x
  3. Step 3: Cross multiply
    121,296,109,874.26x = 167,383,602,992.97 × 66,363,013,392.93
  4. Step 4: Simplify right side
    121,296,109,874.26x = 11,108,080,287,179,346,018,304
  5. Step 5: Solve for x
    x = 11,108,080,287,179,346,018,304/121,296,109,874.26
  6. Step 6: Final answer
    x = 91,578,207,237.60

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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.