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Finding the Fourth Proportional to 93,744,043.20, 130,939,329.60 and 93,744,043.20

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Solution

The fourth proportional to 93,744,043.20, 130,939,329.60 and 93,744,043.20 is: 130,939,329.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,744,043.20 : 130,939,329.60 = 93,744,043.20 : x
  2. Step 2: Convert to fraction form
    93,744,043.20/130,939,329.60 = 93,744,043.20/x
  3. Step 3: Cross multiply
    93,744,043.20x = 130,939,329.60 × 93,744,043.20
  4. Step 4: Simplify right side
    93,744,043.20x = 12,274,782,170,601,438
  5. Step 5: Solve for x
    x = 12,274,782,170,601,438/93,744,043.20
  6. Step 6: Final answer
    x = 130,939,329.60

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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.