Home / 65,366,999.60-98,040,001.80-19,918,223.60

Finding the Fourth Proportional to 65,366,999.60, 98,040,001.80 and 19,918,223.60

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Solution

The fourth proportional to 65,366,999.60, 98,040,001.80 and 19,918,223.60 is: 29,874,136.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,366,999.60 : 98,040,001.80 = 19,918,223.60 : x
  2. Step 2: Convert to fraction form
    65,366,999.60/98,040,001.80 = 19,918,223.60/x
  3. Step 3: Cross multiply
    65,366,999.60x = 98,040,001.80 × 19,918,223.60
  4. Step 4: Simplify right side
    65,366,999.60x = 1,952,782,677,596,802.50
  5. Step 5: Solve for x
    x = 1,952,782,677,596,802.50/65,366,999.60
  6. Step 6: Final answer
    x = 29,874,136.64

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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.