Home / 472,392,502.20-708,588,753.30-242,384,837.40

Finding the Fourth Proportional to 472,392,502.20, 708,588,753.30 and 242,384,837.40

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Solution

The fourth proportional to 472,392,502.20, 708,588,753.30 and 242,384,837.40 is: 363,577,256.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,392,502.20 : 708,588,753.30 = 242,384,837.40 : x
  2. Step 2: Convert to fraction form
    472,392,502.20/708,588,753.30 = 242,384,837.40/x
  3. Step 3: Cross multiply
    472,392,502.20x = 708,588,753.30 × 242,384,837.40
  4. Step 4: Simplify right side
    472,392,502.20x = 171,751,169,752,089,216
  5. Step 5: Solve for x
    x = 171,751,169,752,089,216/472,392,502.20
  6. Step 6: Final answer
    x = 363,577,256.10

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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.