Home / 829,472,000.80-1,244,208,001.20-284,032,256.80

Finding the Fourth Proportional to 829,472,000.80, 1,244,208,001.20 and 284,032,256.80

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Solution

The fourth proportional to 829,472,000.80, 1,244,208,001.20 and 284,032,256.80 is: 426,048,385.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,472,000.80 : 1,244,208,001.20 = 284,032,256.80 : x
  2. Step 2: Convert to fraction form
    829,472,000.80/1,244,208,001.20 = 284,032,256.80/x
  3. Step 3: Cross multiply
    829,472,000.80x = 1,244,208,001.20 × 284,032,256.80
  4. Step 4: Simplify right side
    829,472,000.80x = 353,395,206,509,453,120
  5. Step 5: Solve for x
    x = 353,395,206,509,453,120/829,472,000.80
  6. Step 6: Final answer
    x = 426,048,385.20

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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.