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Finding the Fourth Proportional to 65,301,778.89, 97,952,653.69 and 23,805,766.07

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Solution

The fourth proportional to 65,301,778.89, 97,952,653.69 and 23,805,766.07 is: 35,708,643.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,301,778.89 : 97,952,653.69 = 23,805,766.07 : x
  2. Step 2: Convert to fraction form
    65,301,778.89/97,952,653.69 = 23,805,766.07/x
  3. Step 3: Cross multiply
    65,301,778.89x = 97,952,653.69 × 23,805,766.07
  4. Step 4: Simplify right side
    65,301,778.89x = 2,331,837,959,679,862.50
  5. Step 5: Solve for x
    x = 2,331,837,959,679,862.50/65,301,778.89
  6. Step 6: Final answer
    x = 35,708,643.77

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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.