Home / 199,706,010.80-299,559,016.20-167,457,383.60

Finding the Fourth Proportional to 199,706,010.80, 299,559,016.20 and 167,457,383.60

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Solution

The fourth proportional to 199,706,010.80, 299,559,016.20 and 167,457,383.60 is: 251,186,075.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,706,010.80 : 299,559,016.20 = 167,457,383.60 : x
  2. Step 2: Convert to fraction form
    199,706,010.80/299,559,016.20 = 167,457,383.60/x
  3. Step 3: Cross multiply
    199,706,010.80x = 299,559,016.20 × 167,457,383.60
  4. Step 4: Simplify right side
    199,706,010.80x = 50,163,369,086,642,008
  5. Step 5: Solve for x
    x = 50,163,369,086,642,008/199,706,010.80
  6. Step 6: Final answer
    x = 251,186,075.40

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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.