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Finding the Fourth Proportional to 50,406,056.90, 75,609,085.35 and 50,406,056.90

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Solution

The fourth proportional to 50,406,056.90, 75,609,085.35 and 50,406,056.90 is: 75,609,085.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,406,056.90 : 75,609,085.35 = 50,406,056.90 : x
  2. Step 2: Convert to fraction form
    50,406,056.90/75,609,085.35 = 50,406,056.90/x
  3. Step 3: Cross multiply
    50,406,056.90x = 75,609,085.35 × 50,406,056.90
  4. Step 4: Simplify right side
    50,406,056.90x = 3,811,155,858,309,056
  5. Step 5: Solve for x
    x = 3,811,155,858,309,056/50,406,056.90
  6. Step 6: Final answer
    x = 75,609,085.35

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Double scale
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Similar ratio
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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.