Home / 349,344,395.40-524,016,593.10-220,097,944.20

Finding the Fourth Proportional to 349,344,395.40, 524,016,593.10 and 220,097,944.20

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Solution

The fourth proportional to 349,344,395.40, 524,016,593.10 and 220,097,944.20 is: 330,146,916.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,344,395.40 : 524,016,593.10 = 220,097,944.20 : x
  2. Step 2: Convert to fraction form
    349,344,395.40/524,016,593.10 = 220,097,944.20/x
  3. Step 3: Cross multiply
    349,344,395.40x = 524,016,593.10 × 220,097,944.20
  4. Step 4: Simplify right side
    349,344,395.40x = 115,334,974,867,997,904
  5. Step 5: Solve for x
    x = 115,334,974,867,997,904/349,344,395.40
  6. Step 6: Final answer
    x = 330,146,916.30

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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.