Home / 221,265,822.48-331,820,820.90-73,673,301.36

Finding the Fourth Proportional to 221,265,822.48, 331,820,820.90 and 73,673,301.36

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Solution

The fourth proportional to 221,265,822.48, 331,820,820.90 and 73,673,301.36 is: 110,484,009.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,265,822.48 : 331,820,820.90 = 73,673,301.36 : x
  2. Step 2: Convert to fraction form
    221,265,822.48/331,820,820.90 = 73,673,301.36/x
  3. Step 3: Cross multiply
    221,265,822.48x = 331,820,820.90 × 73,673,301.36
  4. Step 4: Simplify right side
    221,265,822.48x = 24,446,335,335,688,284
  5. Step 5: Solve for x
    x = 24,446,335,335,688,284/221,265,822.48
  6. Step 6: Final answer
    x = 110,484,009.96

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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.