Home / 480,197,958.60-662,417,560.44-292,083,787.86

Finding the Fourth Proportional to 480,197,958.60, 662,417,560.44 and 292,083,787.86

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Solution

The fourth proportional to 480,197,958.60, 662,417,560.44 and 292,083,787.86 is: 402,920,143.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,197,958.60 : 662,417,560.44 = 292,083,787.86 : x
  2. Step 2: Convert to fraction form
    480,197,958.60/662,417,560.44 = 292,083,787.86/x
  3. Step 3: Cross multiply
    480,197,958.60x = 662,417,560.44 × 292,083,787.86
  4. Step 4: Simplify right side
    480,197,958.60x = 193,481,430,198,295,712
  5. Step 5: Solve for x
    x = 193,481,430,198,295,712/480,197,958.60
  6. Step 6: Final answer
    x = 402,920,143.11

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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.