Home / 676,138,107.32-1,014,352,596.48-209,790,188

Finding the Fourth Proportional to 676,138,107.32, 1,014,352,596.48 and 209,790,188

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Solution

The fourth proportional to 676,138,107.32, 1,014,352,596.48 and 209,790,188 is: 314,730,407.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,138,107.32 : 1,014,352,596.48 = 209,790,188 : x
  2. Step 2: Convert to fraction form
    676,138,107.32/1,014,352,596.48 = 209,790,188/x
  3. Step 3: Cross multiply
    676,138,107.32x = 1,014,352,596.48 × 209,790,188
  4. Step 4: Simplify right side
    676,138,107.32x = 212,801,221,913,827,328
  5. Step 5: Solve for x
    x = 212,801,221,913,827,328/676,138,107.32
  6. Step 6: Final answer
    x = 314,730,407.31

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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.