Home / 151,146,314,394.26-208,580,674,291.08-82,557,771,251.72

Finding the Fourth Proportional to 151,146,314,394.26, 208,580,674,291.08 and 82,557,771,251.72

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Solution

The fourth proportional to 151,146,314,394.26, 208,580,674,291.08 and 82,557,771,251.72 is: 113,929,047,259.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,146,314,394.26 : 208,580,674,291.08 = 82,557,771,251.72 : x
  2. Step 2: Convert to fraction form
    151,146,314,394.26/208,580,674,291.08 = 82,557,771,251.72/x
  3. Step 3: Cross multiply
    151,146,314,394.26x = 208,580,674,291.08 × 82,557,771,251.72
  4. Step 4: Simplify right side
    151,146,314,394.26x = 17,219,955,595,652,496,359,424
  5. Step 5: Solve for x
    x = 17,219,955,595,652,496,359,424/151,146,314,394.26
  6. Step 6: Final answer
    x = 113,929,047,259.03

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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.