Home / 616,910,735.69-925,519,261.88-306,164,192.21

Finding the Fourth Proportional to 616,910,735.69, 925,519,261.88 and 306,164,192.21

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Solution

The fourth proportional to 616,910,735.69, 925,519,261.88 and 306,164,192.21 is: 459,322,298.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,910,735.69 : 925,519,261.88 = 306,164,192.21 : x
  2. Step 2: Convert to fraction form
    616,910,735.69/925,519,261.88 = 306,164,192.21/x
  3. Step 3: Cross multiply
    616,910,735.69x = 925,519,261.88 × 306,164,192.21
  4. Step 4: Simplify right side
    616,910,735.69x = 283,360,857,187,894,176
  5. Step 5: Solve for x
    x = 283,360,857,187,894,176/616,910,735.69
  6. Step 6: Final answer
    x = 459,322,298.67

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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.