Home / 558,889,486.30-838,334,229.45-555,063,111.10

Finding the Fourth Proportional to 558,889,486.30, 838,334,229.45 and 555,063,111.10

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Solution

The fourth proportional to 558,889,486.30, 838,334,229.45 and 555,063,111.10 is: 832,594,666.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,889,486.30 : 838,334,229.45 = 555,063,111.10 : x
  2. Step 2: Convert to fraction form
    558,889,486.30/838,334,229.45 = 555,063,111.10/x
  3. Step 3: Cross multiply
    558,889,486.30x = 838,334,229.45 × 555,063,111.10
  4. Step 4: Simplify right side
    558,889,486.30x = 465,328,405,540,138,304
  5. Step 5: Solve for x
    x = 465,328,405,540,138,304/558,889,486.30
  6. Step 6: Final answer
    x = 832,594,666.65

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Double scale
Find fourth proportional to 558,889,487.30, 838,334,230.95 and 555,063,112.10
Similar ratio
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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.