Home / 128,798,829,699.27-193,286,494,788.71-44,952,561,036.51

Finding the Fourth Proportional to 128,798,829,699.27, 193,286,494,788.71 and 44,952,561,036.51

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Solution

The fourth proportional to 128,798,829,699.27, 193,286,494,788.71 and 44,952,561,036.51 is: 67,459,642,100.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,798,829,699.27 : 193,286,494,788.71 = 44,952,561,036.51 : x
  2. Step 2: Convert to fraction form
    128,798,829,699.27/193,286,494,788.71 = 44,952,561,036.51/x
  3. Step 3: Cross multiply
    128,798,829,699.27x = 193,286,494,788.71 × 44,952,561,036.51
  4. Step 4: Simplify right side
    128,798,829,699.27x = 8,688,722,954,522,558,726,144
  5. Step 5: Solve for x
    x = 8,688,722,954,522,558,726,144/128,798,829,699.27
  6. Step 6: Final answer
    x = 67,459,642,100.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.