Home / 647,255,026.74-893,454,839.01-424,251,079.50

Finding the Fourth Proportional to 647,255,026.74, 893,454,839.01 and 424,251,079.50

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Solution

The fourth proportional to 647,255,026.74, 893,454,839.01 and 424,251,079.50 is: 585,625,702.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,255,026.74 : 893,454,839.01 = 424,251,079.50 : x
  2. Step 2: Convert to fraction form
    647,255,026.74/893,454,839.01 = 424,251,079.50/x
  3. Step 3: Cross multiply
    647,255,026.74x = 893,454,839.01 × 424,251,079.50
  4. Step 4: Simplify right side
    647,255,026.74x = 379,049,179,934,491,200
  5. Step 5: Solve for x
    x = 379,049,179,934,491,200/647,255,026.74
  6. Step 6: Final answer
    x = 585,625,702.81

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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.