Home / 221,414,510.47-331,993,273.74-104,828,887.70

Finding the Fourth Proportional to 221,414,510.47, 331,993,273.74 and 104,828,887.70

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Solution

The fourth proportional to 221,414,510.47, 331,993,273.74 and 104,828,887.70 is: 157,182,496.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,414,510.47 : 331,993,273.74 = 104,828,887.70 : x
  2. Step 2: Convert to fraction form
    221,414,510.47/331,993,273.74 = 104,828,887.70/x
  3. Step 3: Cross multiply
    221,414,510.47x = 331,993,273.74 × 104,828,887.70
  4. Step 4: Simplify right side
    221,414,510.47x = 34,802,485,610,045,820
  5. Step 5: Solve for x
    x = 34,802,485,610,045,820/221,414,510.47
  6. Step 6: Final answer
    x = 157,182,496.92

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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.