Home / 12,728,972,563,643-17,569,250,461,146-8,290,473,918,024

Finding the Fourth Proportional to 12,728,972,563,643, 17,569,250,461,146 and 8,290,473,918,024

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Solution

The fourth proportional to 12,728,972,563,643, 17,569,250,461,146 and 8,290,473,918,024 is: 11,442,982,690,008.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,728,972,563,643 : 17,569,250,461,146 = 8,290,473,918,024 : x
  2. Step 2: Convert to fraction form
    12,728,972,563,643/17,569,250,461,146 = 8,290,473,918,024/x
  3. Step 3: Cross multiply
    12,728,972,563,643x = 17,569,250,461,146 × 8,290,473,918,024
  4. Step 4: Simplify right side
    12,728,972,563,643x = 145,657,412,707,362,052,878,893,056
  5. Step 5: Solve for x
    x = 145,657,412,707,362,052,878,893,056/12,728,972,563,643
  6. Step 6: Final answer
    x = 11,442,982,690,008.66

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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.