Home / 27,528,755,979,579-37,989,489,993,489-15,028,486,018,828

Finding the Fourth Proportional to 27,528,755,979,579, 37,989,489,993,489 and 15,028,486,018,828

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Solution

The fourth proportional to 27,528,755,979,579, 37,989,489,993,489 and 15,028,486,018,828 is: 20,739,205,202,482.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,528,755,979,579 : 37,989,489,993,489 = 15,028,486,018,828 : x
  2. Step 2: Convert to fraction form
    27,528,755,979,579/37,989,489,993,489 = 15,028,486,018,828/x
  3. Step 3: Cross multiply
    27,528,755,979,579x = 37,989,489,993,489 × 15,028,486,018,828
  4. Step 4: Simplify right side
    27,528,755,979,579x = 570,924,519,229,555,623,732,445,184
  5. Step 5: Solve for x
    x = 570,924,519,229,555,623,732,445,184/27,528,755,979,579
  6. Step 6: Final answer
    x = 20,739,205,202,482.48

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Double scale
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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.