Home / 343,622,225.76-474,198,748.88-189,097,553.76

Finding the Fourth Proportional to 343,622,225.76, 474,198,748.88 and 189,097,553.76

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Solution

The fourth proportional to 343,622,225.76, 474,198,748.88 and 189,097,553.76 is: 260,954,666.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,622,225.76 : 474,198,748.88 = 189,097,553.76 : x
  2. Step 2: Convert to fraction form
    343,622,225.76/474,198,748.88 = 189,097,553.76/x
  3. Step 3: Cross multiply
    343,622,225.76x = 474,198,748.88 × 189,097,553.76
  4. Step 4: Simplify right side
    343,622,225.76x = 89,669,823,409,260,528
  5. Step 5: Solve for x
    x = 89,669,823,409,260,528/343,622,225.76
  6. Step 6: Final answer
    x = 260,954,666.74

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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.