Home / 150,932,820.89-208,286,040.76-84,853,613.70

Finding the Fourth Proportional to 150,932,820.89, 208,286,040.76 and 84,853,613.70

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Solution

The fourth proportional to 150,932,820.89, 208,286,040.76 and 84,853,613.70 is: 117,097,283.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,932,820.89 : 208,286,040.76 = 84,853,613.70 : x
  2. Step 2: Convert to fraction form
    150,932,820.89/208,286,040.76 = 84,853,613.70/x
  3. Step 3: Cross multiply
    150,932,820.89x = 208,286,040.76 × 84,853,613.70
  4. Step 4: Simplify right side
    150,932,820.89x = 17,673,823,241,539,360
  5. Step 5: Solve for x
    x = 17,673,823,241,539,360/150,932,820.89
  6. Step 6: Final answer
    x = 117,097,283.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.