Home / 434,663,195.20-599,780,648.10-293,840,739.76

Finding the Fourth Proportional to 434,663,195.20, 599,780,648.10 and 293,840,739.76

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Solution

The fourth proportional to 434,663,195.20, 599,780,648.10 and 293,840,739.76 is: 405,463,336.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,663,195.20 : 599,780,648.10 = 293,840,739.76 : x
  2. Step 2: Convert to fraction form
    434,663,195.20/599,780,648.10 = 293,840,739.76/x
  3. Step 3: Cross multiply
    434,663,195.20x = 599,780,648.10 × 293,840,739.76
  4. Step 4: Simplify right side
    434,663,195.20x = 176,239,989,331,436,224
  5. Step 5: Solve for x
    x = 176,239,989,331,436,224/434,663,195.20
  6. Step 6: Final answer
    x = 405,463,336.39

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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.