Home / 133,101,007.20-199,651,510.80-46,838,728.80

Finding the Fourth Proportional to 133,101,007.20, 199,651,510.80 and 46,838,728.80

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Solution

The fourth proportional to 133,101,007.20, 199,651,510.80 and 46,838,728.80 is: 70,258,093.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,101,007.20 : 199,651,510.80 = 46,838,728.80 : x
  2. Step 2: Convert to fraction form
    133,101,007.20/199,651,510.80 = 46,838,728.80/x
  3. Step 3: Cross multiply
    133,101,007.20x = 199,651,510.80 × 46,838,728.80
  4. Step 4: Simplify right side
    133,101,007.20x = 9,351,422,968,871,472
  5. Step 5: Solve for x
    x = 9,351,422,968,871,472/133,101,007.20
  6. Step 6: Final answer
    x = 70,258,093.20

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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.