Home / 338,445,523.61-467,011,674.55-197,281,424.95

Finding the Fourth Proportional to 338,445,523.61, 467,011,674.55 and 197,281,424.95

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Solution

The fourth proportional to 338,445,523.61, 467,011,674.55 and 197,281,424.95 is: 272,223,215.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,445,523.61 : 467,011,674.55 = 197,281,424.95 : x
  2. Step 2: Convert to fraction form
    338,445,523.61/467,011,674.55 = 197,281,424.95/x
  3. Step 3: Cross multiply
    338,445,523.61x = 467,011,674.55 × 197,281,424.95
  4. Step 4: Simplify right side
    338,445,523.61x = 92,132,728,621,478,032
  5. Step 5: Solve for x
    x = 92,132,728,621,478,032/338,445,523.61
  6. Step 6: Final answer
    x = 272,223,215.24

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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.