Home / 65,687,918.40-98,533,189.80-17,162,762.40

Finding the Fourth Proportional to 65,687,918.40, 98,533,189.80 and 17,162,762.40

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Solution

The fourth proportional to 65,687,918.40, 98,533,189.80 and 17,162,762.40 is: 25,744,486.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,687,918.40 : 98,533,189.80 = 17,162,762.40 : x
  2. Step 2: Convert to fraction form
    65,687,918.40/98,533,189.80 = 17,162,762.40/x
  3. Step 3: Cross multiply
    65,687,918.40x = 98,533,189.80 × 17,162,762.40
  4. Step 4: Simplify right side
    65,687,918.40x = 1,691,101,725,051,503.25
  5. Step 5: Solve for x
    x = 1,691,101,725,051,503.25/65,687,918.40
  6. Step 6: Final answer
    x = 25,744,486.45

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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.