Home / 303,301,112,315.66-418,353,998,319.54-195,051,069,130.21

Finding the Fourth Proportional to 303,301,112,315.66, 418,353,998,319.54 and 195,051,069,130.21

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Solution

The fourth proportional to 303,301,112,315.66, 418,353,998,319.54 and 195,051,069,130.21 is: 269,040,868,410.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,301,112,315.66 : 418,353,998,319.54 = 195,051,069,130.21 : x
  2. Step 2: Convert to fraction form
    303,301,112,315.66/418,353,998,319.54 = 195,051,069,130.21/x
  3. Step 3: Cross multiply
    303,301,112,315.66x = 418,353,998,319.54 × 195,051,069,130.21
  4. Step 4: Simplify right side
    303,301,112,315.66x = 81,600,394,647,124,341,424,128
  5. Step 5: Solve for x
    x = 81,600,394,647,124,341,424,128/303,301,112,315.66
  6. Step 6: Final answer
    x = 269,040,868,410.00

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1.5x scale

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.