Home / 104,980,605.20-157,470,907.80-98,603,313.20

Finding the Fourth Proportional to 104,980,605.20, 157,470,907.80 and 98,603,313.20

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Solution

The fourth proportional to 104,980,605.20, 157,470,907.80 and 98,603,313.20 is: 147,904,969.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,980,605.20 : 157,470,907.80 = 98,603,313.20 : x
  2. Step 2: Convert to fraction form
    104,980,605.20/157,470,907.80 = 98,603,313.20/x
  3. Step 3: Cross multiply
    104,980,605.20x = 157,470,907.80 × 98,603,313.20
  4. Step 4: Simplify right side
    104,980,605.20x = 15,527,153,241,691,724
  5. Step 5: Solve for x
    x = 15,527,153,241,691,724/104,980,605.20
  6. Step 6: Final answer
    x = 147,904,969.80

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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.