Home / 401,144,937.03-601,103,746.11-214,425,440.61

Finding the Fourth Proportional to 401,144,937.03, 601,103,746.11 and 214,425,440.61

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Solution

The fourth proportional to 401,144,937.03, 601,103,746.11 and 214,425,440.61 is: 321,310,139.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,144,937.03 : 601,103,746.11 = 214,425,440.61 : x
  2. Step 2: Convert to fraction form
    401,144,937.03/601,103,746.11 = 214,425,440.61/x
  3. Step 3: Cross multiply
    401,144,937.03x = 601,103,746.11 × 214,425,440.61
  4. Step 4: Simplify right side
    401,144,937.03x = 128,891,935,611,958,336
  5. Step 5: Solve for x
    x = 128,891,935,611,958,336/401,144,937.03
  6. Step 6: Final answer
    x = 321,310,139.34

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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.