Home / 211,399,785.60-317,099,678.40-150,177,782.40

Finding the Fourth Proportional to 211,399,785.60, 317,099,678.40 and 150,177,782.40

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Solution

The fourth proportional to 211,399,785.60, 317,099,678.40 and 150,177,782.40 is: 225,266,673.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,399,785.60 : 317,099,678.40 = 150,177,782.40 : x
  2. Step 2: Convert to fraction form
    211,399,785.60/317,099,678.40 = 150,177,782.40/x
  3. Step 3: Cross multiply
    211,399,785.60x = 317,099,678.40 × 150,177,782.40
  4. Step 4: Simplify right side
    211,399,785.60x = 47,621,326,501,865,176
  5. Step 5: Solve for x
    x = 47,621,326,501,865,176/211,399,785.60
  6. Step 6: Final answer
    x = 225,266,673.60

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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.