Home / 194,166,220.80-290,871,417.60-117,260,803.20

Finding the Fourth Proportional to 194,166,220.80, 290,871,417.60 and 117,260,803.20

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Solution

The fourth proportional to 194,166,220.80, 290,871,417.60 and 117,260,803.20 is: 175,662,975.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,166,220.80 : 290,871,417.60 = 117,260,803.20 : x
  2. Step 2: Convert to fraction form
    194,166,220.80/290,871,417.60 = 117,260,803.20/x
  3. Step 3: Cross multiply
    194,166,220.80x = 290,871,417.60 × 117,260,803.20
  4. Step 4: Simplify right side
    194,166,220.80x = 34,107,816,055,698,620
  5. Step 5: Solve for x
    x = 34,107,816,055,698,620/194,166,220.80
  6. Step 6: Final answer
    x = 175,662,975.34

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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.