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Finding the Fourth Proportional to 89,424,133.60, 134,136,200.40 and 89,424,133.60

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Solution

The fourth proportional to 89,424,133.60, 134,136,200.40 and 89,424,133.60 is: 134,136,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,424,133.60 : 134,136,200.40 = 89,424,133.60 : x
  2. Step 2: Convert to fraction form
    89,424,133.60/134,136,200.40 = 89,424,133.60/x
  3. Step 3: Cross multiply
    89,424,133.60x = 134,136,200.40 × 89,424,133.60
  4. Step 4: Simplify right side
    89,424,133.60x = 11,995,013,505,165,974
  5. Step 5: Solve for x
    x = 11,995,013,505,165,974/89,424,133.60
  6. Step 6: Final answer
    x = 134,136,200.40

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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.