Home / 454,019,547,917.40-681,029,977,325.30-185,408,528,110.61

Finding the Fourth Proportional to 454,019,547,917.40, 681,029,977,325.30 and 185,408,528,110.61

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Solution

The fourth proportional to 454,019,547,917.40, 681,029,977,325.30 and 185,408,528,110.61 is: 278,113,059,832.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,019,547,917.40 : 681,029,977,325.30 = 185,408,528,110.61 : x
  2. Step 2: Convert to fraction form
    454,019,547,917.40/681,029,977,325.30 = 185,408,528,110.61/x
  3. Step 3: Cross multiply
    454,019,547,917.40x = 681,029,977,325.30 × 185,408,528,110.61
  4. Step 4: Simplify right side
    454,019,547,917.40x = 126,268,765,695,085,970,980,864
  5. Step 5: Solve for x
    x = 126,268,765,695,085,970,980,864/454,019,547,917.40
  6. Step 6: Final answer
    x = 278,113,059,832.52

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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.