Home / 66,298,049.60-99,447,074.40-33,939,197.60

Finding the Fourth Proportional to 66,298,049.60, 99,447,074.40 and 33,939,197.60

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Solution

The fourth proportional to 66,298,049.60, 99,447,074.40 and 33,939,197.60 is: 50,908,796.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,298,049.60 : 99,447,074.40 = 33,939,197.60 : x
  2. Step 2: Convert to fraction form
    66,298,049.60/99,447,074.40 = 33,939,197.60/x
  3. Step 3: Cross multiply
    66,298,049.60x = 99,447,074.40 × 33,939,197.60
  4. Step 4: Simplify right side
    66,298,049.60x = 3,375,153,908,803,502
  5. Step 5: Solve for x
    x = 3,375,153,908,803,502/66,298,049.60
  6. Step 6: Final answer
    x = 50,908,796.40

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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.