Home / 296,718,784.34-409,417,780.45-171,225,198.41

Finding the Fourth Proportional to 296,718,784.34, 409,417,780.45 and 171,225,198.41

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Solution

The fourth proportional to 296,718,784.34, 409,417,780.45 and 171,225,198.41 is: 236,259,530.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,718,784.34 : 409,417,780.45 = 171,225,198.41 : x
  2. Step 2: Convert to fraction form
    296,718,784.34/409,417,780.45 = 171,225,198.41/x
  3. Step 3: Cross multiply
    296,718,784.34x = 409,417,780.45 × 171,225,198.41
  4. Step 4: Simplify right side
    296,718,784.34x = 70,102,640,690,133,064
  5. Step 5: Solve for x
    x = 70,102,640,690,133,064/296,718,784.34
  6. Step 6: Final answer
    x = 236,259,530.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.