Home / 658,940,027.10-909,334,741.93-361,587,244.29

Finding the Fourth Proportional to 658,940,027.10, 909,334,741.93 and 361,587,244.29

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Solution

The fourth proportional to 658,940,027.10, 909,334,741.93 and 361,587,244.29 is: 498,989,027.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,940,027.10 : 909,334,741.93 = 361,587,244.29 : x
  2. Step 2: Convert to fraction form
    658,940,027.10/909,334,741.93 = 361,587,244.29/x
  3. Step 3: Cross multiply
    658,940,027.10x = 909,334,741.93 × 361,587,244.29
  4. Step 4: Simplify right side
    658,940,027.10x = 328,803,843,471,627,008
  5. Step 5: Solve for x
    x = 328,803,843,471,627,008/658,940,027.10
  6. Step 6: Final answer
    x = 498,989,027.76

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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.