Home / 66,051,566.40-99,077,349.60-43,093,315.20

Finding the Fourth Proportional to 66,051,566.40, 99,077,349.60 and 43,093,315.20

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Solution

The fourth proportional to 66,051,566.40, 99,077,349.60 and 43,093,315.20 is: 64,639,972.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,051,566.40 : 99,077,349.60 = 43,093,315.20 : x
  2. Step 2: Convert to fraction form
    66,051,566.40/99,077,349.60 = 43,093,315.20/x
  3. Step 3: Cross multiply
    66,051,566.40x = 99,077,349.60 × 43,093,315.20
  4. Step 4: Simplify right side
    66,051,566.40x = 4,269,571,455,493,394
  5. Step 5: Solve for x
    x = 4,269,571,455,493,394/66,051,566.40
  6. Step 6: Final answer
    x = 64,639,972.80

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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.