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Finding the Fourth Proportional to 100,908,455,619.60, 151,362,683,429.40 and 100,908,455,619.60

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Solution

The fourth proportional to 100,908,455,619.60, 151,362,683,429.40 and 100,908,455,619.60 is: 151,362,683,429.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,908,455,619.60 : 151,362,683,429.40 = 100,908,455,619.60 : x
  2. Step 2: Convert to fraction form
    100,908,455,619.60/151,362,683,429.40 = 100,908,455,619.60/x
  3. Step 3: Cross multiply
    100,908,455,619.60x = 151,362,683,429.40 × 100,908,455,619.60
  4. Step 4: Simplify right side
    100,908,455,619.60x = 15,273,774,623,299,173,613,568
  5. Step 5: Solve for x
    x = 15,273,774,623,299,173,613,568/100,908,455,619.60
  6. Step 6: Final answer
    x = 151,362,683,429.40

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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.