Home / 239,603,914.42-359,445,603.34-84,117,365.80

Finding the Fourth Proportional to 239,603,914.42, 359,445,603.34 and 84,117,365.80

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Solution

The fourth proportional to 239,603,914.42, 359,445,603.34 and 84,117,365.80 is: 126,189,997.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,603,914.42 : 359,445,603.34 = 84,117,365.80 : x
  2. Step 2: Convert to fraction form
    239,603,914.42/359,445,603.34 = 84,117,365.80/x
  3. Step 3: Cross multiply
    239,603,914.42x = 359,445,603.34 × 84,117,365.80
  4. Step 4: Simplify right side
    239,603,914.42x = 30,235,617,301,352,480
  5. Step 5: Solve for x
    x = 30,235,617,301,352,480/239,603,914.42
  6. Step 6: Final answer
    x = 126,189,997.25

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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.