Home / 66,298,083.60-99,447,125.40-33,939,231.60

Finding the Fourth Proportional to 66,298,083.60, 99,447,125.40 and 33,939,231.60

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Solution

The fourth proportional to 66,298,083.60, 99,447,125.40 and 33,939,231.60 is: 50,908,847.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,298,083.60 : 99,447,125.40 = 33,939,231.60 : x
  2. Step 2: Convert to fraction form
    66,298,083.60/99,447,125.40 = 33,939,231.60/x
  3. Step 3: Cross multiply
    66,298,083.60x = 99,447,125.40 × 33,939,231.60
  4. Step 4: Simplify right side
    66,298,083.60x = 3,375,159,020,904,843
  5. Step 5: Solve for x
    x = 3,375,159,020,904,843/66,298,083.60
  6. Step 6: Final answer
    x = 50,908,847.40

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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.