Home / 98,889,042.60-148,356,114.30-30,738,623.40

Finding the Fourth Proportional to 98,889,042.60, 148,356,114.30 and 30,738,623.40

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Solution

The fourth proportional to 98,889,042.60, 148,356,114.30 and 30,738,623.40 is: 46,114,944.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,889,042.60 : 148,356,114.30 = 30,738,623.40 : x
  2. Step 2: Convert to fraction form
    98,889,042.60/148,356,114.30 = 30,738,623.40/x
  3. Step 3: Cross multiply
    98,889,042.60x = 148,356,114.30 × 30,738,623.40
  4. Step 4: Simplify right side
    98,889,042.60x = 4,560,262,726,555,055
  5. Step 5: Solve for x
    x = 4,560,262,726,555,055/98,889,042.60
  6. Step 6: Final answer
    x = 46,114,944.66

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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.