Home / 672,594,815.70-1,008,892,223.55-236,388,042.90

Finding the Fourth Proportional to 672,594,815.70, 1,008,892,223.55 and 236,388,042.90

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Solution

The fourth proportional to 672,594,815.70, 1,008,892,223.55 and 236,388,042.90 is: 354,582,064.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,594,815.70 : 1,008,892,223.55 = 236,388,042.90 : x
  2. Step 2: Convert to fraction form
    672,594,815.70/1,008,892,223.55 = 236,388,042.90/x
  3. Step 3: Cross multiply
    672,594,815.70x = 1,008,892,223.55 × 236,388,042.90
  4. Step 4: Simplify right side
    672,594,815.70x = 238,490,058,222,013,792
  5. Step 5: Solve for x
    x = 238,490,058,222,013,792/672,594,815.70
  6. Step 6: Final answer
    x = 354,582,064.35

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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.