Home / 454,019,547,909.57-681,029,977,313.58-185,408,528,102.76

Finding the Fourth Proportional to 454,019,547,909.57, 681,029,977,313.58 and 185,408,528,102.76

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Solution

The fourth proportional to 454,019,547,909.57, 681,029,977,313.58 and 185,408,528,102.76 is: 278,113,059,820.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,019,547,909.57 : 681,029,977,313.58 = 185,408,528,102.76 : x
  2. Step 2: Convert to fraction form
    454,019,547,909.57/681,029,977,313.58 = 185,408,528,102.76/x
  3. Step 3: Cross multiply
    454,019,547,909.57x = 681,029,977,313.58 × 185,408,528,102.76
  4. Step 4: Simplify right side
    454,019,547,909.57x = 126,268,765,687,566,909,308,928
  5. Step 5: Solve for x
    x = 126,268,765,687,566,909,308,928/454,019,547,909.57
  6. Step 6: Final answer
    x = 278,113,059,820.76

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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.