Home / 134,793,100.40-202,189,650.60-66,768,652.40

Finding the Fourth Proportional to 134,793,100.40, 202,189,650.60 and 66,768,652.40

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Solution

The fourth proportional to 134,793,100.40, 202,189,650.60 and 66,768,652.40 is: 100,152,978.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,793,100.40 : 202,189,650.60 = 66,768,652.40 : x
  2. Step 2: Convert to fraction form
    134,793,100.40/202,189,650.60 = 66,768,652.40/x
  3. Step 3: Cross multiply
    134,793,100.40x = 202,189,650.60 × 66,768,652.40
  4. Step 4: Simplify right side
    134,793,100.40x = 13,499,930,499,788,850
  5. Step 5: Solve for x
    x = 13,499,930,499,788,850/134,793,100.40
  6. Step 6: Final answer
    x = 100,152,978.60

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1.5x scale

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.