Home / 672,594,816.20-1,008,892,224.30-236,388,043.40

Finding the Fourth Proportional to 672,594,816.20, 1,008,892,224.30 and 236,388,043.40

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Solution

The fourth proportional to 672,594,816.20, 1,008,892,224.30 and 236,388,043.40 is: 354,582,065.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,594,816.20 : 1,008,892,224.30 = 236,388,043.40 : x
  2. Step 2: Convert to fraction form
    672,594,816.20/1,008,892,224.30 = 236,388,043.40/x
  3. Step 3: Cross multiply
    672,594,816.20x = 1,008,892,224.30 × 236,388,043.40
  4. Step 4: Simplify right side
    672,594,816.20x = 238,490,058,903,750,944
  5. Step 5: Solve for x
    x = 238,490,058,903,750,944/672,594,816.20
  6. Step 6: Final answer
    x = 354,582,065.10

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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.