Home / 2,187,660,643.83-3,281,499,380.22-529,565,215.90

Finding the Fourth Proportional to 2,187,660,643.83, 3,281,499,380.22 and 529,565,215.90

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Solution

The fourth proportional to 2,187,660,643.83, 3,281,499,380.22 and 529,565,215.90 is: 794,349,860.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,660,643.83 : 3,281,499,380.22 = 529,565,215.90 : x
  2. Step 2: Convert to fraction form
    2,187,660,643.83/3,281,499,380.22 = 529,565,215.90/x
  3. Step 3: Cross multiply
    2,187,660,643.83x = 3,281,499,380.22 × 529,565,215.90
  4. Step 4: Simplify right side
    2,187,660,643.83x = 1,737,767,927,761,920,256
  5. Step 5: Solve for x
    x = 1,737,767,927,761,920,256/2,187,660,643.83
  6. Step 6: Final answer
    x = 794,349,860.74

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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.