Home / 151,146,314,402.73-208,580,674,302.81-82,557,771,260.19

Finding the Fourth Proportional to 151,146,314,402.73, 208,580,674,302.81 and 82,557,771,260.19

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Solution

The fourth proportional to 151,146,314,402.73, 208,580,674,302.81 and 82,557,771,260.19 is: 113,929,047,270.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,146,314,402.73 : 208,580,674,302.81 = 82,557,771,260.19 : x
  2. Step 2: Convert to fraction form
    151,146,314,402.73/208,580,674,302.81 = 82,557,771,260.19/x
  3. Step 3: Cross multiply
    151,146,314,402.73x = 208,580,674,302.81 × 82,557,771,260.19
  4. Step 4: Simplify right side
    151,146,314,402.73x = 17,219,955,598,387,578,929,152
  5. Step 5: Solve for x
    x = 17,219,955,598,387,578,929,152/151,146,314,402.73
  6. Step 6: Final answer
    x = 113,929,047,270.75

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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.