Home / 626,193,727.48-864,157,751.78-343,962,265.24

Finding the Fourth Proportional to 626,193,727.48, 864,157,751.78 and 343,962,265.24

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Solution

The fourth proportional to 626,193,727.48, 864,157,751.78 and 343,962,265.24 is: 474,673,642.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,193,727.48 : 864,157,751.78 = 343,962,265.24 : x
  2. Step 2: Convert to fraction form
    626,193,727.48/864,157,751.78 = 343,962,265.24/x
  3. Step 3: Cross multiply
    626,193,727.48x = 864,157,751.78 × 343,962,265.24
  4. Step 4: Simplify right side
    626,193,727.48x = 297,237,657,826,954,432
  5. Step 5: Solve for x
    x = 297,237,657,826,954,432/626,193,727.48
  6. Step 6: Final answer
    x = 474,673,642.97

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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.