Home / 199,701,614.40-299,552,421.60-167,452,987.20

Finding the Fourth Proportional to 199,701,614.40, 299,552,421.60 and 167,452,987.20

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Solution

The fourth proportional to 199,701,614.40, 299,552,421.60 and 167,452,987.20 is: 251,179,480.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,701,614.40 : 299,552,421.60 = 167,452,987.20 : x
  2. Step 2: Convert to fraction form
    199,701,614.40/299,552,421.60 = 167,452,987.20/x
  3. Step 3: Cross multiply
    199,701,614.40x = 299,552,421.60 × 167,452,987.20
  4. Step 4: Simplify right side
    199,701,614.40x = 50,160,947,819,913,800
  5. Step 5: Solve for x
    x = 50,160,947,819,913,800/199,701,614.40
  6. Step 6: Final answer
    x = 251,179,480.80

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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.