Home / 126,038,877,234.56-173,937,799,201.80-68,944,881,171.23

Finding the Fourth Proportional to 126,038,877,234.56, 173,937,799,201.80 and 68,944,881,171.23

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Solution

The fourth proportional to 126,038,877,234.56, 173,937,799,201.80 and 68,944,881,171.23 is: 95,146,205,363.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,038,877,234.56 : 173,937,799,201.80 = 68,944,881,171.23 : x
  2. Step 2: Convert to fraction form
    126,038,877,234.56/173,937,799,201.80 = 68,944,881,171.23/x
  3. Step 3: Cross multiply
    126,038,877,234.56x = 173,937,799,201.80 × 68,944,881,171.23
  4. Step 4: Simplify right side
    126,038,877,234.56x = 11,992,120,897,153,712,259,072
  5. Step 5: Solve for x
    x = 11,992,120,897,153,712,259,072/126,038,877,234.56
  6. Step 6: Final answer
    x = 95,146,205,363.57

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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.