Home / 519,953,242.16-779,929,815.89-228,820,364.85

Finding the Fourth Proportional to 519,953,242.16, 779,929,815.89 and 228,820,364.85

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Solution

The fourth proportional to 519,953,242.16, 779,929,815.89 and 228,820,364.85 is: 343,230,526.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,953,242.16 : 779,929,815.89 = 228,820,364.85 : x
  2. Step 2: Convert to fraction form
    519,953,242.16/779,929,815.89 = 228,820,364.85/x
  3. Step 3: Cross multiply
    519,953,242.16x = 779,929,815.89 × 228,820,364.85
  4. Step 4: Simplify right side
    519,953,242.16x = 178,463,825,029,343,104
  5. Step 5: Solve for x
    x = 178,463,825,029,343,104/519,953,242.16
  6. Step 6: Final answer
    x = 343,230,526.44

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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.