Home / 147,622,940.70-221,434,411.05-146,772,635.10

Finding the Fourth Proportional to 147,622,940.70, 221,434,411.05 and 146,772,635.10

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Solution

The fourth proportional to 147,622,940.70, 221,434,411.05 and 146,772,635.10 is: 220,158,952.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,622,940.70 : 221,434,411.05 = 146,772,635.10 : x
  2. Step 2: Convert to fraction form
    147,622,940.70/221,434,411.05 = 146,772,635.10/x
  3. Step 3: Cross multiply
    147,622,940.70x = 221,434,411.05 × 146,772,635.10
  4. Step 4: Simplify right side
    147,622,940.70x = 32,500,512,011,625,060
  5. Step 5: Solve for x
    x = 32,500,512,011,625,060/147,622,940.70
  6. Step 6: Final answer
    x = 220,158,952.65

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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.