Home / 98,901,688.85-148,368,665.42-40,593,718.01

Finding the Fourth Proportional to 98,901,688.85, 148,368,665.42 and 40,593,718.01

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Solution

The fourth proportional to 98,901,688.85, 148,368,665.42 and 40,593,718.01 is: 60,897,198.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,901,688.85 : 148,368,665.42 = 40,593,718.01 : x
  2. Step 2: Convert to fraction form
    98,901,688.85/148,368,665.42 = 40,593,718.01/x
  3. Step 3: Cross multiply
    98,901,688.85x = 148,368,665.42 × 40,593,718.01
  4. Step 4: Simplify right side
    98,901,688.85x = 6,022,835,765,899,698
  5. Step 5: Solve for x
    x = 6,022,835,765,899,698/98,901,688.85
  6. Step 6: Final answer
    x = 60,897,198.38

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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.