Home / 412,920,876,684.13-619,381,315,026.21-412,920,876,684.13

Finding the Fourth Proportional to 412,920,876,684.13, 619,381,315,026.21 and 412,920,876,684.13

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Solution

The fourth proportional to 412,920,876,684.13, 619,381,315,026.21 and 412,920,876,684.13 is: 619,381,315,026.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,920,876,684.13 : 619,381,315,026.21 = 412,920,876,684.13 : x
  2. Step 2: Convert to fraction form
    412,920,876,684.13/619,381,315,026.21 = 412,920,876,684.13/x
  3. Step 3: Cross multiply
    412,920,876,684.13x = 619,381,315,026.21 × 412,920,876,684.13
  4. Step 4: Simplify right side
    412,920,876,684.13x = 255,755,475,602,391,919,755,264
  5. Step 5: Solve for x
    x = 255,755,475,602,391,919,755,264/412,920,876,684.13
  6. Step 6: Final answer
    x = 619,381,315,026.21

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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.