Home / 66,047,733.60-98,987,619.60-31,895,541.60

Finding the Fourth Proportional to 66,047,733.60, 98,987,619.60 and 31,895,541.60

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Solution

The fourth proportional to 66,047,733.60, 98,987,619.60 and 31,895,541.60 is: 47,802,756.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,047,733.60 : 98,987,619.60 = 31,895,541.60 : x
  2. Step 2: Convert to fraction form
    66,047,733.60/98,987,619.60 = 31,895,541.60/x
  3. Step 3: Cross multiply
    66,047,733.60x = 98,987,619.60 × 31,895,541.60
  4. Step 4: Simplify right side
    66,047,733.60x = 3,157,263,738,836,775.50
  5. Step 5: Solve for x
    x = 3,157,263,738,836,775.50/66,047,733.60
  6. Step 6: Final answer
    x = 47,802,756.68

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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.