Home / 559,917,787.20-839,876,680.80-528,173,044.80

Finding the Fourth Proportional to 559,917,787.20, 839,876,680.80 and 528,173,044.80

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Solution

The fourth proportional to 559,917,787.20, 839,876,680.80 and 528,173,044.80 is: 792,259,567.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,917,787.20 : 839,876,680.80 = 528,173,044.80 : x
  2. Step 2: Convert to fraction form
    559,917,787.20/839,876,680.80 = 528,173,044.80/x
  3. Step 3: Cross multiply
    559,917,787.20x = 839,876,680.80 × 528,173,044.80
  4. Step 4: Simplify right side
    559,917,787.20x = 443,600,223,754,653,696
  5. Step 5: Solve for x
    x = 443,600,223,754,653,696/559,917,787.20
  6. Step 6: Final answer
    x = 792,259,567.20

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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.