Home / 65,398,239.69-98,096,867.45-16,871,968.32

Finding the Fourth Proportional to 65,398,239.69, 98,096,867.45 and 16,871,968.32

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Solution

The fourth proportional to 65,398,239.69, 98,096,867.45 and 16,871,968.32 is: 25,307,825.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,398,239.69 : 98,096,867.45 = 16,871,968.32 : x
  2. Step 2: Convert to fraction form
    65,398,239.69/98,096,867.45 = 16,871,968.32/x
  3. Step 3: Cross multiply
    65,398,239.69x = 98,096,867.45 × 16,871,968.32
  4. Step 4: Simplify right side
    65,398,239.69x = 1,655,087,239,907,639.25
  5. Step 5: Solve for x
    x = 1,655,087,239,907,639.25/65,398,239.69
  6. Step 6: Final answer
    x = 25,307,825.53

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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.