Home / 609,836,874.44-841,571,929.51-345,518,348.36

Finding the Fourth Proportional to 609,836,874.44, 841,571,929.51 and 345,518,348.36

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Solution

The fourth proportional to 609,836,874.44, 841,571,929.51 and 345,518,348.36 is: 476,813,645.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,836,874.44 : 841,571,929.51 = 345,518,348.36 : x
  2. Step 2: Convert to fraction form
    609,836,874.44/841,571,929.51 = 345,518,348.36/x
  3. Step 3: Cross multiply
    609,836,874.44x = 841,571,929.51 × 345,518,348.36
  4. Step 4: Simplify right side
    609,836,874.44x = 290,778,543,105,361,920
  5. Step 5: Solve for x
    x = 290,778,543,105,361,920/609,836,874.44
  6. Step 6: Final answer
    x = 476,813,645.25

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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.