Home / 115,941,743.39-159,998,662.73-63,730,223.93

Finding the Fourth Proportional to 115,941,743.39, 159,998,662.73 and 63,730,223.93

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Solution

The fourth proportional to 115,941,743.39, 159,998,662.73 and 63,730,223.93 is: 87,947,190.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,941,743.39 : 159,998,662.73 = 63,730,223.93 : x
  2. Step 2: Convert to fraction form
    115,941,743.39/159,998,662.73 = 63,730,223.93/x
  3. Step 3: Cross multiply
    115,941,743.39x = 159,998,662.73 × 63,730,223.93
  4. Step 4: Simplify right side
    115,941,743.39x = 10,196,750,603,483,450
  5. Step 5: Solve for x
    x = 10,196,750,603,483,450/115,941,743.39
  6. Step 6: Final answer
    x = 87,947,190.60

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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.