Home / 454,019,547,912.30-681,029,977,317.70-185,408,528,105.51

Finding the Fourth Proportional to 454,019,547,912.30, 681,029,977,317.70 and 185,408,528,105.51

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Solution

The fourth proportional to 454,019,547,912.30, 681,029,977,317.70 and 185,408,528,105.51 is: 278,113,059,824.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,019,547,912.30 : 681,029,977,317.70 = 185,408,528,105.51 : x
  2. Step 2: Convert to fraction form
    454,019,547,912.30/681,029,977,317.70 = 185,408,528,105.51/x
  3. Step 3: Cross multiply
    454,019,547,912.30x = 681,029,977,317.70 × 185,408,528,105.51
  4. Step 4: Simplify right side
    454,019,547,912.30x = 126,268,765,690,203,616,575,488
  5. Step 5: Solve for x
    x = 126,268,765,690,203,616,575,488/454,019,547,912.30
  6. Step 6: Final answer
    x = 278,113,059,824.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.