Home / 85,089,203.35-127,670,929.66-29,796,723.51

Finding the Fourth Proportional to 85,089,203.35, 127,670,929.66 and 29,796,723.51

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Solution

The fourth proportional to 85,089,203.35, 127,670,929.66 and 29,796,723.51 is: 44,708,085.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,089,203.35 : 127,670,929.66 = 29,796,723.51 : x
  2. Step 2: Convert to fraction form
    85,089,203.35/127,670,929.66 = 29,796,723.51/x
  3. Step 3: Cross multiply
    85,089,203.35x = 127,670,929.66 × 29,796,723.51
  4. Step 4: Simplify right side
    85,089,203.35x = 3,804,175,390,556,340
  5. Step 5: Solve for x
    x = 3,804,175,390,556,340/85,089,203.35
  6. Step 6: Final answer
    x = 44,708,085.64

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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.