Home / 658,940,027.60-909,334,742.63-361,587,244.79

Finding the Fourth Proportional to 658,940,027.60, 909,334,742.63 and 361,587,244.79

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Solution

The fourth proportional to 658,940,027.60, 909,334,742.63 and 361,587,244.79 is: 498,989,028.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,940,027.60 : 909,334,742.63 = 361,587,244.79 : x
  2. Step 2: Convert to fraction form
    658,940,027.60/909,334,742.63 = 361,587,244.79/x
  3. Step 3: Cross multiply
    658,940,027.60x = 909,334,742.63 × 361,587,244.79
  4. Step 4: Simplify right side
    658,940,027.60x = 328,803,844,173,050,880
  5. Step 5: Solve for x
    x = 328,803,844,173,050,880/658,940,027.60
  6. Step 6: Final answer
    x = 498,989,028.44

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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.