Home / 104,819,556,074.40-157,229,334,111.60-86,208,067,101.60

Finding the Fourth Proportional to 104,819,556,074.40, 157,229,334,111.60 and 86,208,067,101.60

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Solution

The fourth proportional to 104,819,556,074.40, 157,229,334,111.60 and 86,208,067,101.60 is: 129,312,100,652.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,819,556,074.40 : 157,229,334,111.60 = 86,208,067,101.60 : x
  2. Step 2: Convert to fraction form
    104,819,556,074.40/157,229,334,111.60 = 86,208,067,101.60/x
  3. Step 3: Cross multiply
    104,819,556,074.40x = 157,229,334,111.60 × 86,208,067,101.60
  4. Step 4: Simplify right side
    104,819,556,074.40x = 13,554,436,985,432,699,830,272
  5. Step 5: Solve for x
    x = 13,554,436,985,432,699,830,272/104,819,556,074.40
  6. Step 6: Final answer
    x = 129,312,100,652.40

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Double scale
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Similar ratio
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1.5x scale

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.