Home / 519,953,247.16-779,929,823.40-228,820,369.84

Finding the Fourth Proportional to 519,953,247.16, 779,929,823.40 and 228,820,369.84

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Solution

The fourth proportional to 519,953,247.16, 779,929,823.40 and 228,820,369.84 is: 343,230,533.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,953,247.16 : 779,929,823.40 = 228,820,369.84 : x
  2. Step 2: Convert to fraction form
    519,953,247.16/779,929,823.40 = 228,820,369.84/x
  3. Step 3: Cross multiply
    519,953,247.16x = 779,929,823.40 × 228,820,369.84
  4. Step 4: Simplify right side
    519,953,247.16x = 178,463,830,639,633,888
  5. Step 5: Solve for x
    x = 178,463,830,639,633,888/519,953,247.16
  6. Step 6: Final answer
    x = 343,230,533.93

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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.