Home / 558,889,487.30-838,334,230.95-555,063,112.10

Finding the Fourth Proportional to 558,889,487.30, 838,334,230.95 and 555,063,112.10

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Solution

The fourth proportional to 558,889,487.30, 838,334,230.95 and 555,063,112.10 is: 832,594,668.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,889,487.30 : 838,334,230.95 = 555,063,112.10 : x
  2. Step 2: Convert to fraction form
    558,889,487.30/838,334,230.95 = 555,063,112.10/x
  3. Step 3: Cross multiply
    558,889,487.30x = 838,334,230.95 × 555,063,112.10
  4. Step 4: Simplify right side
    558,889,487.30x = 465,328,407,211,067,200
  5. Step 5: Solve for x
    x = 465,328,407,211,067,200/558,889,487.30
  6. Step 6: Final answer
    x = 832,594,668.15

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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.