Home / 295,252,408.40-442,878,612.60-159,203,512.40

Finding the Fourth Proportional to 295,252,408.40, 442,878,612.60 and 159,203,512.40

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Solution

The fourth proportional to 295,252,408.40, 442,878,612.60 and 159,203,512.40 is: 238,805,268.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,252,408.40 : 442,878,612.60 = 159,203,512.40 : x
  2. Step 2: Convert to fraction form
    295,252,408.40/442,878,612.60 = 159,203,512.40/x
  3. Step 3: Cross multiply
    295,252,408.40x = 442,878,612.60 × 159,203,512.40
  4. Step 4: Simplify right side
    295,252,408.40x = 70,507,830,692,758,904
  5. Step 5: Solve for x
    x = 70,507,830,692,758,904/295,252,408.40
  6. Step 6: Final answer
    x = 238,805,268.60

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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.