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Finding the Fourth Proportional to 60,615,276.30, 90,922,914.45 and 60,615,276.30

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Solution

The fourth proportional to 60,615,276.30, 90,922,914.45 and 60,615,276.30 is: 90,922,914.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,615,276.30 : 90,922,914.45 = 60,615,276.30 : x
  2. Step 2: Convert to fraction form
    60,615,276.30/90,922,914.45 = 60,615,276.30/x
  3. Step 3: Cross multiply
    60,615,276.30x = 90,922,914.45 × 60,615,276.30
  4. Step 4: Simplify right side
    60,615,276.30x = 5,511,317,581,388,012
  5. Step 5: Solve for x
    x = 5,511,317,581,388,012/60,615,276.30
  6. Step 6: Final answer
    x = 90,922,914.45

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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.