Home / 194,157,048.60-291,235,572.90-121,597,637.40

Finding the Fourth Proportional to 194,157,048.60, 291,235,572.90 and 121,597,637.40

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Solution

The fourth proportional to 194,157,048.60, 291,235,572.90 and 121,597,637.40 is: 182,396,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,157,048.60 : 291,235,572.90 = 121,597,637.40 : x
  2. Step 2: Convert to fraction form
    194,157,048.60/291,235,572.90 = 121,597,637.40/x
  3. Step 3: Cross multiply
    194,157,048.60x = 291,235,572.90 × 121,597,637.40
  4. Step 4: Simplify right side
    194,157,048.60x = 35,413,557,591,475,464
  5. Step 5: Solve for x
    x = 35,413,557,591,475,464/194,157,048.60
  6. Step 6: Final answer
    x = 182,396,456.10

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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.