Home / 210,136,200.60-315,204,300.90-133,797,653.40

Finding the Fourth Proportional to 210,136,200.60, 315,204,300.90 and 133,797,653.40

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Solution

The fourth proportional to 210,136,200.60, 315,204,300.90 and 133,797,653.40 is: 200,696,480.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,136,200.60 : 315,204,300.90 = 133,797,653.40 : x
  2. Step 2: Convert to fraction form
    210,136,200.60/315,204,300.90 = 133,797,653.40/x
  3. Step 3: Cross multiply
    210,136,200.60x = 315,204,300.90 × 133,797,653.40
  4. Step 4: Simplify right side
    210,136,200.60x = 42,173,595,802,007,504
  5. Step 5: Solve for x
    x = 42,173,595,802,007,504/210,136,200.60
  6. Step 6: Final answer
    x = 200,696,480.10

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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.