Home / 199,364,200.40-298,574,441.40-135,191,349.20

Finding the Fourth Proportional to 199,364,200.40, 298,574,441.40 and 135,191,349.20

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Solution

The fourth proportional to 199,364,200.40, 298,574,441.40 and 135,191,349.20 is: 202,467,050.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,364,200.40 : 298,574,441.40 = 135,191,349.20 : x
  2. Step 2: Convert to fraction form
    199,364,200.40/298,574,441.40 = 135,191,349.20/x
  3. Step 3: Cross multiply
    199,364,200.40x = 298,574,441.40 × 135,191,349.20
  4. Step 4: Simplify right side
    199,364,200.40x = 40,364,681,569,502,328
  5. Step 5: Solve for x
    x = 40,364,681,569,502,328/199,364,200.40
  6. Step 6: Final answer
    x = 202,467,050.20

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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.