Home / 472,569,044.83-708,847,865.25-122,784,161.80

Finding the Fourth Proportional to 472,569,044.83, 708,847,865.25 and 122,784,161.80

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Solution

The fourth proportional to 472,569,044.83, 708,847,865.25 and 122,784,161.80 is: 184,174,761.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,569,044.83 : 708,847,865.25 = 122,784,161.80 : x
  2. Step 2: Convert to fraction form
    472,569,044.83/708,847,865.25 = 122,784,161.80/x
  3. Step 3: Cross multiply
    472,569,044.83x = 708,847,865.25 × 122,784,161.80
  4. Step 4: Simplify right side
    472,569,044.83x = 87,035,290,976,668,480
  5. Step 5: Solve for x
    x = 87,035,290,976,668,480/472,569,044.83
  6. Step 6: Final answer
    x = 184,174,761.19

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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.