Home / 200,205,254.20-299,720,015.70-149,312,889.40

Finding the Fourth Proportional to 200,205,254.20, 299,720,015.70 and 149,312,889.40

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Solution

The fourth proportional to 200,205,254.20, 299,720,015.70 and 149,312,889.40 is: 223,530,904.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,205,254.20 : 299,720,015.70 = 149,312,889.40 : x
  2. Step 2: Convert to fraction form
    200,205,254.20/299,720,015.70 = 149,312,889.40/x
  3. Step 3: Cross multiply
    200,205,254.20x = 299,720,015.70 × 149,312,889.40
  4. Step 4: Simplify right side
    200,205,254.20x = 44,752,061,555,180,360
  5. Step 5: Solve for x
    x = 44,752,061,555,180,360/200,205,254.20
  6. Step 6: Final answer
    x = 223,530,904.49

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.