Home / 611,104,126.74-843,344,065.18-343,227,165.76

Finding the Fourth Proportional to 611,104,126.74, 843,344,065.18 and 343,227,165.76

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Solution

The fourth proportional to 611,104,126.74, 843,344,065.18 and 343,227,165.76 is: 473,664,929.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,104,126.74 : 843,344,065.18 = 343,227,165.76 : x
  2. Step 2: Convert to fraction form
    611,104,126.74/843,344,065.18 = 343,227,165.76/x
  3. Step 3: Cross multiply
    611,104,126.74x = 843,344,065.18 × 343,227,165.76
  4. Step 4: Simplify right side
    611,104,126.74x = 289,458,593,252,248,064
  5. Step 5: Solve for x
    x = 289,458,593,252,248,064/611,104,126.74
  6. Step 6: Final answer
    x = 473,664,929.73

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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.