Home / 439,716,636.05-660,225,805.28-246,014,920.85

Finding the Fourth Proportional to 439,716,636.05, 660,225,805.28 and 246,014,920.85

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Solution

The fourth proportional to 439,716,636.05, 660,225,805.28 and 246,014,920.85 is: 369,386,522.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,716,636.05 : 660,225,805.28 = 246,014,920.85 : x
  2. Step 2: Convert to fraction form
    439,716,636.05/660,225,805.28 = 246,014,920.85/x
  3. Step 3: Cross multiply
    439,716,636.05x = 660,225,805.28 × 246,014,920.85
  4. Step 4: Simplify right side
    439,716,636.05x = 162,425,399,227,856,640
  5. Step 5: Solve for x
    x = 162,425,399,227,856,640/439,716,636.05
  6. Step 6: Final answer
    x = 369,386,522.85

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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.