Home / 159,637,502,361.97-220,301,127,076.52-91,052,389,503.40

Finding the Fourth Proportional to 159,637,502,361.97, 220,301,127,076.52 and 91,052,389,503.40

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Solution

The fourth proportional to 159,637,502,361.97, 220,301,127,076.52 and 91,052,389,503.40 is: 125,653,081,098.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,637,502,361.97 : 220,301,127,076.52 = 91,052,389,503.40 : x
  2. Step 2: Convert to fraction form
    159,637,502,361.97/220,301,127,076.52 = 91,052,389,503.40/x
  3. Step 3: Cross multiply
    159,637,502,361.97x = 220,301,127,076.52 × 91,052,389,503.40
  4. Step 4: Simplify right side
    159,637,502,361.97x = 20,058,944,030,610,200,461,312
  5. Step 5: Solve for x
    x = 20,058,944,030,610,200,461,312/159,637,502,361.97
  6. Step 6: Final answer
    x = 125,653,081,098.25

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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.