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Finding the Fourth Proportional to 83,794,566.37, 125,709,940.96 and 25,506,802.30

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Solution

The fourth proportional to 83,794,566.37, 125,709,940.96 and 25,506,802.30 is: 38,265,710.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,794,566.37 : 125,709,940.96 = 25,506,802.30 : x
  2. Step 2: Convert to fraction form
    83,794,566.37/125,709,940.96 = 25,506,802.30/x
  3. Step 3: Cross multiply
    83,794,566.37x = 125,709,940.96 × 25,506,802.30
  4. Step 4: Simplify right side
    83,794,566.37x = 3,206,458,610,455,308.50
  5. Step 5: Solve for x
    x = 3,206,458,610,455,308.50/83,794,566.37
  6. Step 6: Final answer
    x = 38,265,710.41

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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.