Home / 586,336,778.22-879,504,666.74-149,637,427.42

Finding the Fourth Proportional to 586,336,778.22, 879,504,666.74 and 149,637,427.42

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Solution

The fourth proportional to 586,336,778.22, 879,504,666.74 and 149,637,427.42 is: 224,456,013.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,336,778.22 : 879,504,666.74 = 149,637,427.42 : x
  2. Step 2: Convert to fraction form
    586,336,778.22/879,504,666.74 = 149,637,427.42/x
  3. Step 3: Cross multiply
    586,336,778.22x = 879,504,666.74 × 149,637,427.42
  4. Step 4: Simplify right side
    586,336,778.22x = 131,606,815,734,858,032
  5. Step 5: Solve for x
    x = 131,606,815,734,858,032/586,336,778.22
  6. Step 6: Final answer
    x = 224,456,013.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.