Home / 147,996,053.70-221,994,080.55-145,728,572.10

Finding the Fourth Proportional to 147,996,053.70, 221,994,080.55 and 145,728,572.10

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Solution

The fourth proportional to 147,996,053.70, 221,994,080.55 and 145,728,572.10 is: 218,592,858.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,996,053.70 : 221,994,080.55 = 145,728,572.10 : x
  2. Step 2: Convert to fraction form
    147,996,053.70/221,994,080.55 = 145,728,572.10/x
  3. Step 3: Cross multiply
    147,996,053.70x = 221,994,080.55 × 145,728,572.10
  4. Step 4: Simplify right side
    147,996,053.70x = 32,350,880,373,203,884
  5. Step 5: Solve for x
    x = 32,350,880,373,203,884/147,996,053.70
  6. Step 6: Final answer
    x = 218,592,858.15

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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.