Home / 66,050,110.60-99,090,912.30-31,943,408.20

Finding the Fourth Proportional to 66,050,110.60, 99,090,912.30 and 31,943,408.20

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Solution

The fourth proportional to 66,050,110.60, 99,090,912.30 and 31,943,408.20 is: 47,922,727.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,050,110.60 : 99,090,912.30 = 31,943,408.20 : x
  2. Step 2: Convert to fraction form
    66,050,110.60/99,090,912.30 = 31,943,408.20/x
  3. Step 3: Cross multiply
    66,050,110.60x = 99,090,912.30 × 31,943,408.20
  4. Step 4: Simplify right side
    66,050,110.60x = 3,165,301,460,509,300.50
  5. Step 5: Solve for x
    x = 3,165,301,460,509,300.50/66,050,110.60
  6. Step 6: Final answer
    x = 47,922,727.63

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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.