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Finding the Fourth Proportional to 104,976,501.20, 157,464,751.80 and 97,323,750.80

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Solution

The fourth proportional to 104,976,501.20, 157,464,751.80 and 97,323,750.80 is: 145,985,626.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,501.20 : 157,464,751.80 = 97,323,750.80 : x
  2. Step 2: Convert to fraction form
    104,976,501.20/157,464,751.80 = 97,323,750.80/x
  3. Step 3: Cross multiply
    104,976,501.20x = 157,464,751.80 × 97,323,750.80
  4. Step 4: Simplify right side
    104,976,501.20x = 15,325,060,263,967,052
  5. Step 5: Solve for x
    x = 15,325,060,263,967,052/104,976,501.20
  6. Step 6: Final answer
    x = 145,985,626.20

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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.