Home / 128,895,408,099.60-193,343,112,149.40-94,066,890,723.60

Finding the Fourth Proportional to 128,895,408,099.60, 193,343,112,149.40 and 94,066,890,723.60

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Solution

The fourth proportional to 128,895,408,099.60, 193,343,112,149.40 and 94,066,890,723.60 is: 141,100,336,085.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,895,408,099.60 : 193,343,112,149.40 = 94,066,890,723.60 : x
  2. Step 2: Convert to fraction form
    128,895,408,099.60/193,343,112,149.40 = 94,066,890,723.60/x
  3. Step 3: Cross multiply
    128,895,408,099.60x = 193,343,112,149.40 × 94,066,890,723.60
  4. Step 4: Simplify right side
    128,895,408,099.60x = 18,187,185,402,718,348,902,400
  5. Step 5: Solve for x
    x = 18,187,185,402,718,348,902,400/128,895,408,099.60
  6. Step 6: Final answer
    x = 141,100,336,085.40

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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.