Home / 814,293,043.20-1,221,439,564.80-584,710,531.20

Finding the Fourth Proportional to 814,293,043.20, 1,221,439,564.80 and 584,710,531.20

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Solution

The fourth proportional to 814,293,043.20, 1,221,439,564.80 and 584,710,531.20 is: 877,065,796.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,293,043.20 : 1,221,439,564.80 = 584,710,531.20 : x
  2. Step 2: Convert to fraction form
    814,293,043.20/1,221,439,564.80 = 584,710,531.20/x
  3. Step 3: Cross multiply
    814,293,043.20x = 1,221,439,564.80 × 584,710,531.20
  4. Step 4: Simplify right side
    814,293,043.20x = 714,188,576,762,904,832
  5. Step 5: Solve for x
    x = 714,188,576,762,904,832/814,293,043.20
  6. Step 6: Final answer
    x = 877,065,796.80

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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.