Home / 126,038,877,635.90-173,937,799,755.60-68,944,881,572.54

Finding the Fourth Proportional to 126,038,877,635.90, 173,937,799,755.60 and 68,944,881,572.54

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Solution

The fourth proportional to 126,038,877,635.90, 173,937,799,755.60 and 68,944,881,572.54 is: 95,146,205,917.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,038,877,635.90 : 173,937,799,755.60 = 68,944,881,572.54 : x
  2. Step 2: Convert to fraction form
    126,038,877,635.90/173,937,799,755.60 = 68,944,881,572.54/x
  3. Step 3: Cross multiply
    126,038,877,635.90x = 173,937,799,755.60 × 68,944,881,572.54
  4. Step 4: Simplify right side
    126,038,877,635.90x = 11,992,121,005,138,019,090,432
  5. Step 5: Solve for x
    x = 11,992,121,005,138,019,090,432/126,038,877,635.90
  6. Step 6: Final answer
    x = 95,146,205,917.36

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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.