Home / 199,706,626.80-299,559,940.20-167,457,999.60

Finding the Fourth Proportional to 199,706,626.80, 299,559,940.20 and 167,457,999.60

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Solution

The fourth proportional to 199,706,626.80, 299,559,940.20 and 167,457,999.60 is: 251,186,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,706,626.80 : 299,559,940.20 = 167,457,999.60 : x
  2. Step 2: Convert to fraction form
    199,706,626.80/299,559,940.20 = 167,457,999.60/x
  3. Step 3: Cross multiply
    199,706,626.80x = 299,559,940.20 × 167,457,999.60
  4. Step 4: Simplify right side
    199,706,626.80x = 50,163,708,346,187,624
  5. Step 5: Solve for x
    x = 50,163,708,346,187,624/199,706,626.80
  6. Step 6: Final answer
    x = 251,186,999.40

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1.5x scale

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.