Home / 434,662,856.87-599,780,245.23-293,840,488.91

Finding the Fourth Proportional to 434,662,856.87, 599,780,245.23 and 293,840,488.91

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Solution

The fourth proportional to 434,662,856.87, 599,780,245.23 and 293,840,488.91 is: 405,463,033.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,662,856.87 : 599,780,245.23 = 293,840,488.91 : x
  2. Step 2: Convert to fraction form
    434,662,856.87/599,780,245.23 = 293,840,488.91/x
  3. Step 3: Cross multiply
    434,662,856.87x = 599,780,245.23 × 293,840,488.91
  4. Step 4: Simplify right side
    434,662,856.87x = 176,239,720,493,943,968
  5. Step 5: Solve for x
    x = 176,239,720,493,943,968/434,662,856.87
  6. Step 6: Final answer
    x = 405,463,033.50

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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.