Home / 472,396,052.70-708,594,079.05-416,913,612.30

Finding the Fourth Proportional to 472,396,052.70, 708,594,079.05 and 416,913,612.30

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Solution

The fourth proportional to 472,396,052.70, 708,594,079.05 and 416,913,612.30 is: 625,370,418.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,396,052.70 : 708,594,079.05 = 416,913,612.30 : x
  2. Step 2: Convert to fraction form
    472,396,052.70/708,594,079.05 = 416,913,612.30/x
  3. Step 3: Cross multiply
    472,396,052.70x = 708,594,079.05 × 416,913,612.30
  4. Step 4: Simplify right side
    472,396,052.70x = 295,422,517,151,127,232
  5. Step 5: Solve for x
    x = 295,422,517,151,127,232/472,396,052.70
  6. Step 6: Final answer
    x = 625,370,418.45

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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.