Home / 178,188,589.05-245,900,782.56-98,809,242.69

Finding the Fourth Proportional to 178,188,589.05, 245,900,782.56 and 98,809,242.69

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Solution

The fourth proportional to 178,188,589.05, 245,900,782.56 and 98,809,242.69 is: 136,357,048.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,188,589.05 : 245,900,782.56 = 98,809,242.69 : x
  2. Step 2: Convert to fraction form
    178,188,589.05/245,900,782.56 = 98,809,242.69/x
  3. Step 3: Cross multiply
    178,188,589.05x = 245,900,782.56 × 98,809,242.69
  4. Step 4: Simplify right side
    178,188,589.05x = 24,297,270,101,631,960
  5. Step 5: Solve for x
    x = 24,297,270,101,631,960/178,188,589.05
  6. Step 6: Final answer
    x = 136,357,048.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.