Home / 1,010,495,311.56-1,514,180,608.56-788,640,617.52

Finding the Fourth Proportional to 1,010,495,311.56, 1,514,180,608.56 and 788,640,617.52

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Solution

The fourth proportional to 1,010,495,311.56, 1,514,180,608.56 and 788,640,617.52 is: 1,181,741,584.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,495,311.56 : 1,514,180,608.56 = 788,640,617.52 : x
  2. Step 2: Convert to fraction form
    1,010,495,311.56/1,514,180,608.56 = 788,640,617.52/x
  3. Step 3: Cross multiply
    1,010,495,311.56x = 1,514,180,608.56 × 788,640,617.52
  4. Step 4: Simplify right side
    1,010,495,311.56x = 1,194,144,330,171,567,616
  5. Step 5: Solve for x
    x = 1,194,144,330,171,567,616/1,010,495,311.56
  6. Step 6: Final answer
    x = 1,181,741,584.06

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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.