Home / 455,867,643.58-683,633,959.26-156,651,714.88

Finding the Fourth Proportional to 455,867,643.58, 683,633,959.26 and 156,651,714.88

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Solution

The fourth proportional to 455,867,643.58, 683,633,959.26 and 156,651,714.88 is: 234,920,011.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,867,643.58 : 683,633,959.26 = 156,651,714.88 : x
  2. Step 2: Convert to fraction form
    455,867,643.58/683,633,959.26 = 156,651,714.88/x
  3. Step 3: Cross multiply
    455,867,643.58x = 683,633,959.26 × 156,651,714.88
  4. Step 4: Simplify right side
    455,867,643.58x = 107,092,432,068,283,056
  5. Step 5: Solve for x
    x = 107,092,432,068,283,056/455,867,643.58
  6. Step 6: Final answer
    x = 234,920,011.49

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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.