Home / 127,088,708.67-190,546,034.39-64,719,293.52

Finding the Fourth Proportional to 127,088,708.67, 190,546,034.39 and 64,719,293.52

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Solution

The fourth proportional to 127,088,708.67, 190,546,034.39 and 64,719,293.52 is: 97,034,621.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,088,708.67 : 190,546,034.39 = 64,719,293.52 : x
  2. Step 2: Convert to fraction form
    127,088,708.67/190,546,034.39 = 64,719,293.52/x
  3. Step 3: Cross multiply
    127,088,708.67x = 190,546,034.39 × 64,719,293.52
  4. Step 4: Simplify right side
    127,088,708.67x = 12,332,004,729,483,326
  5. Step 5: Solve for x
    x = 12,332,004,729,483,326/127,088,708.67
  6. Step 6: Final answer
    x = 97,034,621.40

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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.