Home / 126,038,877,606.72-173,937,799,715.70-68,944,881,543.42

Finding the Fourth Proportional to 126,038,877,606.72, 173,937,799,715.70 and 68,944,881,543.42

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Solution

The fourth proportional to 126,038,877,606.72, 173,937,799,715.70 and 68,944,881,543.42 is: 95,146,205,877.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,038,877,606.72 : 173,937,799,715.70 = 68,944,881,543.42 : x
  2. Step 2: Convert to fraction form
    126,038,877,606.72/173,937,799,715.70 = 68,944,881,543.42/x
  3. Step 3: Cross multiply
    126,038,877,606.72x = 173,937,799,715.70 × 68,944,881,543.42
  4. Step 4: Simplify right side
    126,038,877,606.72x = 11,992,120,997,322,048,929,792
  5. Step 5: Solve for x
    x = 11,992,120,997,322,048,929,792/126,038,877,606.72
  6. Step 6: Final answer
    x = 95,146,205,877.37

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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.