Home / 658,940,028.60-909,334,744-361,587,245.79

Finding the Fourth Proportional to 658,940,028.60, 909,334,744 and 361,587,245.79

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Solution

The fourth proportional to 658,940,028.60, 909,334,744 and 361,587,245.79 is: 498,989,029.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,940,028.60 : 909,334,744 = 361,587,245.79 : x
  2. Step 2: Convert to fraction form
    658,940,028.60/909,334,744 = 361,587,245.79/x
  3. Step 3: Cross multiply
    658,940,028.60x = 909,334,744 × 361,587,245.79
  4. Step 4: Simplify right side
    658,940,028.60x = 328,803,845,584,114,752
  5. Step 5: Solve for x
    x = 328,803,845,584,114,752/658,940,028.60
  6. Step 6: Final answer
    x = 498,989,029.83

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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.