Home / 883,761,002.84-1,219,644,620.86-487,282,766.30

Finding the Fourth Proportional to 883,761,002.84, 1,219,644,620.86 and 487,282,766.30

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Solution

The fourth proportional to 883,761,002.84, 1,219,644,620.86 and 487,282,766.30 is: 672,480,232.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,761,002.84 : 1,219,644,620.86 = 487,282,766.30 : x
  2. Step 2: Convert to fraction form
    883,761,002.84/1,219,644,620.86 = 487,282,766.30/x
  3. Step 3: Cross multiply
    883,761,002.84x = 1,219,644,620.86 × 487,282,766.30
  4. Step 4: Simplify right side
    883,761,002.84x = 594,311,804,755,575,424
  5. Step 5: Solve for x
    x = 594,311,804,755,575,424/883,761,002.84
  6. Step 6: Final answer
    x = 672,480,232.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.