Home / 409,820,727.15-565,566,007.59-233,605,520.37

Finding the Fourth Proportional to 409,820,727.15, 565,566,007.59 and 233,605,520.37

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Solution

The fourth proportional to 409,820,727.15, 565,566,007.59 and 233,605,520.37 is: 322,383,258.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,820,727.15 : 565,566,007.59 = 233,605,520.37 : x
  2. Step 2: Convert to fraction form
    409,820,727.15/565,566,007.59 = 233,605,520.37/x
  3. Step 3: Cross multiply
    409,820,727.15x = 565,566,007.59 × 233,605,520.37
  4. Step 4: Simplify right side
    409,820,727.15x = 132,119,341,506,645,328
  5. Step 5: Solve for x
    x = 132,119,341,506,645,328/409,820,727.15
  6. Step 6: Final answer
    x = 322,383,258.71

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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.