Home / 118,325,412.90-177,404,138.55-45,514,059.30

Finding the Fourth Proportional to 118,325,412.90, 177,404,138.55 and 45,514,059.30

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Solution

The fourth proportional to 118,325,412.90, 177,404,138.55 and 45,514,059.30 is: 68,238,785.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,325,412.90 : 177,404,138.55 = 45,514,059.30 : x
  2. Step 2: Convert to fraction form
    118,325,412.90/177,404,138.55 = 45,514,059.30/x
  3. Step 3: Cross multiply
    118,325,412.90x = 177,404,138.55 × 45,514,059.30
  4. Step 4: Simplify right side
    118,325,412.90x = 8,074,382,482,030,116
  5. Step 5: Solve for x
    x = 8,074,382,482,030,116/118,325,412.90
  6. Step 6: Final answer
    x = 68,238,785.60

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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.