Home / 829,472,000.30-1,244,208,000.45-284,032,256.30

Finding the Fourth Proportional to 829,472,000.30, 1,244,208,000.45 and 284,032,256.30

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Solution

The fourth proportional to 829,472,000.30, 1,244,208,000.45 and 284,032,256.30 is: 426,048,384.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,472,000.30 : 1,244,208,000.45 = 284,032,256.30 : x
  2. Step 2: Convert to fraction form
    829,472,000.30/1,244,208,000.45 = 284,032,256.30/x
  3. Step 3: Cross multiply
    829,472,000.30x = 1,244,208,000.45 × 284,032,256.30
  4. Step 4: Simplify right side
    829,472,000.30x = 353,395,205,674,324,928
  5. Step 5: Solve for x
    x = 353,395,205,674,324,928/829,472,000.30
  6. Step 6: Final answer
    x = 426,048,384.45

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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.