Home / 194,157,103.60-291,235,655.40-121,597,692.40

Finding the Fourth Proportional to 194,157,103.60, 291,235,655.40 and 121,597,692.40

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Solution

The fourth proportional to 194,157,103.60, 291,235,655.40 and 121,597,692.40 is: 182,396,538.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,157,103.60 : 291,235,655.40 = 121,597,692.40 : x
  2. Step 2: Convert to fraction form
    194,157,103.60/291,235,655.40 = 121,597,692.40/x
  3. Step 3: Cross multiply
    194,157,103.60x = 291,235,655.40 × 121,597,692.40
  4. Step 4: Simplify right side
    194,157,103.60x = 35,413,583,641,241,596
  5. Step 5: Solve for x
    x = 35,413,583,641,241,596/194,157,103.60
  6. Step 6: Final answer
    x = 182,396,538.60

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1.5x scale

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.