Home / 442,912,536.60-611,237,870.84-254,740,882.87

Finding the Fourth Proportional to 442,912,536.60, 611,237,870.84 and 254,740,882.87

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Solution

The fourth proportional to 442,912,536.60, 611,237,870.84 and 254,740,882.87 is: 351,553,099.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,912,536.60 : 611,237,870.84 = 254,740,882.87 : x
  2. Step 2: Convert to fraction form
    442,912,536.60/611,237,870.84 = 254,740,882.87/x
  3. Step 3: Cross multiply
    442,912,536.60x = 611,237,870.84 × 254,740,882.87
  4. Step 4: Simplify right side
    442,912,536.60x = 155,707,274,857,030,752
  5. Step 5: Solve for x
    x = 155,707,274,857,030,752/442,912,536.60
  6. Step 6: Final answer
    x = 351,553,099.07

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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.