Home / 12,167,919,521.22-16,752,702,781.89-9,488,261,139

Finding the Fourth Proportional to 12,167,919,521.22, 16,752,702,781.89 and 9,488,261,139

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Solution

The fourth proportional to 12,167,919,521.22, 16,752,702,781.89 and 9,488,261,139 is: 13,063,368,680.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,167,919,521.22 : 16,752,702,781.89 = 9,488,261,139 : x
  2. Step 2: Convert to fraction form
    12,167,919,521.22/16,752,702,781.89 = 9,488,261,139/x
  3. Step 3: Cross multiply
    12,167,919,521.22x = 16,752,702,781.89 × 9,488,261,139
  4. Step 4: Simplify right side
    12,167,919,521.22x = 158,954,018,778,624,065,536
  5. Step 5: Solve for x
    x = 158,954,018,778,624,065,536/12,167,919,521.22
  6. Step 6: Final answer
    x = 13,063,368,680.36

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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.