Home / 78,528,099.30-117,792,148.95-24,675,324.90

Finding the Fourth Proportional to 78,528,099.30, 117,792,148.95 and 24,675,324.90

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Solution

The fourth proportional to 78,528,099.30, 117,792,148.95 and 24,675,324.90 is: 37,012,987.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,528,099.30 : 117,792,148.95 = 24,675,324.90 : x
  2. Step 2: Convert to fraction form
    78,528,099.30/117,792,148.95 = 24,675,324.90/x
  3. Step 3: Cross multiply
    78,528,099.30x = 117,792,148.95 × 24,675,324.90
  4. Step 4: Simplify right side
    78,528,099.30x = 2,906,559,546,010,444
  5. Step 5: Solve for x
    x = 2,906,559,546,010,444/78,528,099.30
  6. Step 6: Final answer
    x = 37,012,987.35

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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.