Home / 299,657,848.86-449,487,351.27-115,512,041.52

Finding the Fourth Proportional to 299,657,848.86, 449,487,351.27 and 115,512,041.52

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Solution

The fourth proportional to 299,657,848.86, 449,487,351.27 and 115,512,041.52 is: 173,268,285.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,657,848.86 : 449,487,351.27 = 115,512,041.52 : x
  2. Step 2: Convert to fraction form
    299,657,848.86/449,487,351.27 = 115,512,041.52/x
  3. Step 3: Cross multiply
    299,657,848.86x = 449,487,351.27 × 115,512,041.52
  4. Step 4: Simplify right side
    299,657,848.86x = 51,921,201,582,615,064
  5. Step 5: Solve for x
    x = 51,921,201,582,615,064/299,657,848.86
  6. Step 6: Final answer
    x = 173,268,285.08

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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.