Home / 153,010,827,902.78-211,222,659,633.48-98,843,793,584.64

Finding the Fourth Proportional to 153,010,827,902.78, 211,222,659,633.48 and 98,843,793,584.64

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Solution

The fourth proportional to 153,010,827,902.78, 211,222,659,633.48 and 98,843,793,584.64 is: 136,448,179,879.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,010,827,902.78 : 211,222,659,633.48 = 98,843,793,584.64 : x
  2. Step 2: Convert to fraction form
    153,010,827,902.78/211,222,659,633.48 = 98,843,793,584.64/x
  3. Step 3: Cross multiply
    153,010,827,902.78x = 211,222,659,633.48 × 98,843,793,584.64
  4. Step 4: Simplify right side
    153,010,827,902.78x = 20,878,048,969,210,369,933,312
  5. Step 5: Solve for x
    x = 20,878,048,969,210,369,933,312/153,010,827,902.78
  6. Step 6: Final answer
    x = 136,448,179,879.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.