Home / 472,392,765.70-708,589,148.55-230,528,061.70

Finding the Fourth Proportional to 472,392,765.70, 708,589,148.55 and 230,528,061.70

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Solution

The fourth proportional to 472,392,765.70, 708,589,148.55 and 230,528,061.70 is: 345,792,092.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,392,765.70 : 708,589,148.55 = 230,528,061.70 : x
  2. Step 2: Convert to fraction form
    472,392,765.70/708,589,148.55 = 230,528,061.70/x
  3. Step 3: Cross multiply
    472,392,765.70x = 708,589,148.55 × 230,528,061.70
  4. Step 4: Simplify right side
    472,392,765.70x = 163,349,682,956,884,832
  5. Step 5: Solve for x
    x = 163,349,682,956,884,832/472,392,765.70
  6. Step 6: Final answer
    x = 345,792,092.55

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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.