Home / 865,910,117.64-1,195,045,026.26-526,842,664.52

Finding the Fourth Proportional to 865,910,117.64, 1,195,045,026.26 and 526,842,664.52

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Solution

The fourth proportional to 865,910,117.64, 1,195,045,026.26 and 526,842,664.52 is: 727,097,065.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,910,117.64 : 1,195,045,026.26 = 526,842,664.52 : x
  2. Step 2: Convert to fraction form
    865,910,117.64/1,195,045,026.26 = 526,842,664.52/x
  3. Step 3: Cross multiply
    865,910,117.64x = 1,195,045,026.26 × 526,842,664.52
  4. Step 4: Simplify right side
    865,910,117.64x = 629,600,705,847,582,336
  5. Step 5: Solve for x
    x = 629,600,705,847,582,336/865,910,117.64
  6. Step 6: Final answer
    x = 727,097,065.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.