Home / 141,458,697.80-212,188,046.70-134,762,541.20

Finding the Fourth Proportional to 141,458,697.80, 212,188,046.70 and 134,762,541.20

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Solution

The fourth proportional to 141,458,697.80, 212,188,046.70 and 134,762,541.20 is: 202,143,811.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,458,697.80 : 212,188,046.70 = 134,762,541.20 : x
  2. Step 2: Convert to fraction form
    141,458,697.80/212,188,046.70 = 134,762,541.20/x
  3. Step 3: Cross multiply
    141,458,697.80x = 212,188,046.70 × 134,762,541.20
  4. Step 4: Simplify right side
    141,458,697.80x = 28,595,000,385,556,268
  5. Step 5: Solve for x
    x = 28,595,000,385,556,268/141,458,697.80
  6. Step 6: Final answer
    x = 202,143,811.80

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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.