Home / 65,483,420.02-98,196,615.16-18,786,603.31

Finding the Fourth Proportional to 65,483,420.02, 98,196,615.16 and 18,786,603.31

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Solution

The fourth proportional to 65,483,420.02, 98,196,615.16 and 18,786,603.31 is: 28,171,724.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,483,420.02 : 98,196,615.16 = 18,786,603.31 : x
  2. Step 2: Convert to fraction form
    65,483,420.02/98,196,615.16 = 18,786,603.31/x
  3. Step 3: Cross multiply
    65,483,420.02x = 98,196,615.16 × 18,786,603.31
  4. Step 4: Simplify right side
    65,483,420.02x = 1,844,780,855,103,194.25
  5. Step 5: Solve for x
    x = 1,844,780,855,103,194.25/65,483,420.02
  6. Step 6: Final answer
    x = 28,171,724.30

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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.