Home / 66,587,239.65-99,878,608.23-23,455,315.86

Finding the Fourth Proportional to 66,587,239.65, 99,878,608.23 and 23,455,315.86

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Solution

The fourth proportional to 66,587,239.65, 99,878,608.23 and 23,455,315.86 is: 35,182,180.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,587,239.65 : 99,878,608.23 = 23,455,315.86 : x
  2. Step 2: Convert to fraction form
    66,587,239.65/99,878,608.23 = 23,455,315.86/x
  3. Step 3: Cross multiply
    66,587,239.65x = 99,878,608.23 × 23,455,315.86
  4. Step 4: Simplify right side
    66,587,239.65x = 2,342,684,303,691,845.50
  5. Step 5: Solve for x
    x = 2,342,684,303,691,845.50/66,587,239.65
  6. Step 6: Final answer
    x = 35,182,180.79

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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.