Home / 442,912,549.05-611,237,887.83-254,740,895.01

Finding the Fourth Proportional to 442,912,549.05, 611,237,887.83 and 254,740,895.01

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Solution

The fourth proportional to 442,912,549.05, 611,237,887.83 and 254,740,895.01 is: 351,553,115.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,912,549.05 : 611,237,887.83 = 254,740,895.01 : x
  2. Step 2: Convert to fraction form
    442,912,549.05/611,237,887.83 = 254,740,895.01/x
  3. Step 3: Cross multiply
    442,912,549.05x = 611,237,887.83 × 254,740,895.01
  4. Step 4: Simplify right side
    442,912,549.05x = 155,707,286,609,836,192
  5. Step 5: Solve for x
    x = 155,707,286,609,836,192/442,912,549.05
  6. Step 6: Final answer
    x = 351,553,115.72

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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.