Home / 454,019,547,981.54-681,029,977,421.61-185,408,528,174.73

Finding the Fourth Proportional to 454,019,547,981.54, 681,029,977,421.61 and 185,408,528,174.73

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Solution

The fourth proportional to 454,019,547,981.54, 681,029,977,421.61 and 185,408,528,174.73 is: 278,113,059,928.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,019,547,981.54 : 681,029,977,421.61 = 185,408,528,174.73 : x
  2. Step 2: Convert to fraction form
    454,019,547,981.54/681,029,977,421.61 = 185,408,528,174.73/x
  3. Step 3: Cross multiply
    454,019,547,981.54x = 681,029,977,421.61 × 185,408,528,174.73
  4. Step 4: Simplify right side
    454,019,547,981.54x = 126,268,765,756,610,320,531,456
  5. Step 5: Solve for x
    x = 126,268,765,756,610,320,531,456/454,019,547,981.54
  6. Step 6: Final answer
    x = 278,113,059,928.74

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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.