Home / 609,836,877.44-841,571,933.64-345,518,351.36

Finding the Fourth Proportional to 609,836,877.44, 841,571,933.64 and 345,518,351.36

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Solution

The fourth proportional to 609,836,877.44, 841,571,933.64 and 345,518,351.36 is: 476,813,649.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,836,877.44 : 841,571,933.64 = 345,518,351.36 : x
  2. Step 2: Convert to fraction form
    609,836,877.44/841,571,933.64 = 345,518,351.36/x
  3. Step 3: Cross multiply
    609,836,877.44x = 841,571,933.64 × 345,518,351.36
  4. Step 4: Simplify right side
    609,836,877.44x = 290,778,547,062,140,160
  5. Step 5: Solve for x
    x = 290,778,547,062,140,160/609,836,877.44
  6. Step 6: Final answer
    x = 476,813,649.39

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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.