Home / 194,808,223.60-292,212,335.40-120,831,636.40

Finding the Fourth Proportional to 194,808,223.60, 292,212,335.40 and 120,831,636.40

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Solution

The fourth proportional to 194,808,223.60, 292,212,335.40 and 120,831,636.40 is: 181,247,454.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,808,223.60 : 292,212,335.40 = 120,831,636.40 : x
  2. Step 2: Convert to fraction form
    194,808,223.60/292,212,335.40 = 120,831,636.40/x
  3. Step 3: Cross multiply
    194,808,223.60x = 292,212,335.40 × 120,831,636.40
  4. Step 4: Simplify right side
    194,808,223.60x = 35,308,494,662,647,648
  5. Step 5: Solve for x
    x = 35,308,494,662,647,648/194,808,223.60
  6. Step 6: Final answer
    x = 181,247,454.60

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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.