Home / 98,768,188.27-136,290,166.46-54,706,954.70

Finding the Fourth Proportional to 98,768,188.27, 136,290,166.46 and 54,706,954.70

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Solution

The fourth proportional to 98,768,188.27, 136,290,166.46 and 54,706,954.70 is: 75,490,095.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,768,188.27 : 136,290,166.46 = 54,706,954.70 : x
  2. Step 2: Convert to fraction form
    98,768,188.27/136,290,166.46 = 54,706,954.70/x
  3. Step 3: Cross multiply
    98,768,188.27x = 136,290,166.46 × 54,706,954.70
  4. Step 4: Simplify right side
    98,768,188.27x = 7,456,019,962,309,146
  5. Step 5: Solve for x
    x = 7,456,019,962,309,146/98,768,188.27
  6. Step 6: Final answer
    x = 75,490,095.48

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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.