Home / 73,126,293,120.73-100,915,102,611.07-40,574,096,177.32

Finding the Fourth Proportional to 73,126,293,120.73, 100,915,102,611.07 and 40,574,096,177.32

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Solution

The fourth proportional to 73,126,293,120.73, 100,915,102,611.07 and 40,574,096,177.32 is: 55,992,706,649.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,126,293,120.73 : 100,915,102,611.07 = 40,574,096,177.32 : x
  2. Step 2: Convert to fraction form
    73,126,293,120.73/100,915,102,611.07 = 40,574,096,177.32/x
  3. Step 3: Cross multiply
    73,126,293,120.73x = 100,915,102,611.07 × 40,574,096,177.32
  4. Step 4: Simplify right side
    73,126,293,120.73x = 4,094,539,079,085,166,952,448
  5. Step 5: Solve for x
    x = 4,094,539,079,085,166,952,448/73,126,293,120.73
  6. Step 6: Final answer
    x = 55,992,706,649.65

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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.