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Finding the Fourth Proportional to 74,894,495.60, 104,993,851.60 and 74,894,495.60

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Solution

The fourth proportional to 74,894,495.60, 104,993,851.60 and 74,894,495.60 is: 104,993,851.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,894,495.60 : 104,993,851.60 = 74,894,495.60 : x
  2. Step 2: Convert to fraction form
    74,894,495.60/104,993,851.60 = 74,894,495.60/x
  3. Step 3: Cross multiply
    74,894,495.60x = 104,993,851.60 × 74,894,495.60
  4. Step 4: Simplify right side
    74,894,495.60x = 7,863,461,556,683,252
  5. Step 5: Solve for x
    x = 7,863,461,556,683,252/74,894,495.60
  6. Step 6: Final answer
    x = 104,993,851.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.