Home / 296,432,658.78-409,072,074.78-164,273,386.02

Finding the Fourth Proportional to 296,432,658.78, 409,072,074.78 and 164,273,386.02

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Solution

The fourth proportional to 296,432,658.78, 409,072,074.78 and 164,273,386.02 is: 226,694,505.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,432,658.78 : 409,072,074.78 = 164,273,386.02 : x
  2. Step 2: Convert to fraction form
    296,432,658.78/409,072,074.78 = 164,273,386.02/x
  3. Step 3: Cross multiply
    296,432,658.78x = 409,072,074.78 × 164,273,386.02
  4. Step 4: Simplify right side
    296,432,658.78x = 67,199,654,850,337,248
  5. Step 5: Solve for x
    x = 67,199,654,850,337,248/296,432,658.78
  6. Step 6: Final answer
    x = 226,694,505.01

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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.