Home / 1,274,190,673,592.40-1,911,587,448,041.90-413,663,179,626.80

Finding the Fourth Proportional to 1,274,190,673,592.40, 1,911,587,448,041.90 and 413,663,179,626.80

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Solution

The fourth proportional to 1,274,190,673,592.40, 1,911,587,448,041.90 and 413,663,179,626.80 is: 620,592,630,506.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,190,673,592.40 : 1,911,587,448,041.90 = 413,663,179,626.80 : x
  2. Step 2: Convert to fraction form
    1,274,190,673,592.40/1,911,587,448,041.90 = 413,663,179,626.80/x
  3. Step 3: Cross multiply
    1,274,190,673,592.40x = 1,911,587,448,041.90 × 413,663,179,626.80
  4. Step 4: Simplify right side
    1,274,190,673,592.40x = 790,753,341,891,692,600,492,032
  5. Step 5: Solve for x
    x = 790,753,341,891,692,600,492,032/1,274,190,673,592.40
  6. Step 6: Final answer
    x = 620,592,630,506.61

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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.