Home / 344,836,387.20-517,254,580.80-307,422,940.80

Finding the Fourth Proportional to 344,836,387.20, 517,254,580.80 and 307,422,940.80

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Solution

The fourth proportional to 344,836,387.20, 517,254,580.80 and 307,422,940.80 is: 461,134,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,836,387.20 : 517,254,580.80 = 307,422,940.80 : x
  2. Step 2: Convert to fraction form
    344,836,387.20/517,254,580.80 = 307,422,940.80/x
  3. Step 3: Cross multiply
    344,836,387.20x = 517,254,580.80 × 307,422,940.80
  4. Step 4: Simplify right side
    344,836,387.20x = 159,015,924,371,807,232
  5. Step 5: Solve for x
    x = 159,015,924,371,807,232/344,836,387.20
  6. Step 6: Final answer
    x = 461,134,411.20

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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.