Home / 190,248,891.64-285,303,339.42-65,719,840.48

Finding the Fourth Proportional to 190,248,891.64, 285,303,339.42 and 65,719,840.48

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Solution

The fourth proportional to 190,248,891.64, 285,303,339.42 and 65,719,840.48 is: 98,555,580.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,248,891.64 : 285,303,339.42 = 65,719,840.48 : x
  2. Step 2: Convert to fraction form
    190,248,891.64/285,303,339.42 = 65,719,840.48/x
  3. Step 3: Cross multiply
    190,248,891.64x = 285,303,339.42 × 65,719,840.48
  4. Step 4: Simplify right side
    190,248,891.64x = 18,750,089,955,093,696
  5. Step 5: Solve for x
    x = 18,750,089,955,093,696/190,248,891.64
  6. Step 6: Final answer
    x = 98,555,580.50

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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.