Home / 190,370,346.12-285,562,287-60,961,141.08

Finding the Fourth Proportional to 190,370,346.12, 285,562,287 and 60,961,141.08

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Solution

The fourth proportional to 190,370,346.12, 285,562,287 and 60,961,141.08 is: 91,443,878.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,370,346.12 : 285,562,287 = 60,961,141.08 : x
  2. Step 2: Convert to fraction form
    190,370,346.12/285,562,287 = 60,961,141.08/x
  3. Step 3: Cross multiply
    190,370,346.12x = 285,562,287 × 60,961,141.08
  4. Step 4: Simplify right side
    190,370,346.12x = 17,408,202,864,934,450
  5. Step 5: Solve for x
    x = 17,408,202,864,934,450/190,370,346.12
  6. Step 6: Final answer
    x = 91,443,878.84

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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.