Home / 221,342,637.10-332,226,532.05-189,031,024.30

Finding the Fourth Proportional to 221,342,637.10, 332,226,532.05 and 189,031,024.30

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Solution

The fourth proportional to 221,342,637.10, 332,226,532.05 and 189,031,024.30 is: 283,728,080.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,342,637.10 : 332,226,532.05 = 189,031,024.30 : x
  2. Step 2: Convert to fraction form
    221,342,637.10/332,226,532.05 = 189,031,024.30/x
  3. Step 3: Cross multiply
    221,342,637.10x = 332,226,532.05 × 189,031,024.30
  4. Step 4: Simplify right side
    221,342,637.10x = 62,801,121,653,048,288
  5. Step 5: Solve for x
    x = 62,801,121,653,048,288/221,342,637.10
  6. Step 6: Final answer
    x = 283,728,080.93

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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.