Home / 202,176,578.40-303,264,867.60-134,096,143.20

Finding the Fourth Proportional to 202,176,578.40, 303,264,867.60 and 134,096,143.20

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Solution

The fourth proportional to 202,176,578.40, 303,264,867.60 and 134,096,143.20 is: 201,144,214.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,176,578.40 : 303,264,867.60 = 134,096,143.20 : x
  2. Step 2: Convert to fraction form
    202,176,578.40/303,264,867.60 = 134,096,143.20/x
  3. Step 3: Cross multiply
    202,176,578.40x = 303,264,867.60 × 134,096,143.20
  4. Step 4: Simplify right side
    202,176,578.40x = 40,666,649,113,218,648
  5. Step 5: Solve for x
    x = 40,666,649,113,218,648/202,176,578.40
  6. Step 6: Final answer
    x = 201,144,214.80

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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.