Home / 254,882,745.60-351,610,855.20-160,913,353.92

Finding the Fourth Proportional to 254,882,745.60, 351,610,855.20 and 160,913,353.92

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Solution

The fourth proportional to 254,882,745.60, 351,610,855.20 and 160,913,353.92 is: 221,980,039.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,882,745.60 : 351,610,855.20 = 160,913,353.92 : x
  2. Step 2: Convert to fraction form
    254,882,745.60/351,610,855.20 = 160,913,353.92/x
  3. Step 3: Cross multiply
    254,882,745.60x = 351,610,855.20 × 160,913,353.92
  4. Step 4: Simplify right side
    254,882,745.60x = 56,578,881,984,911,464
  5. Step 5: Solve for x
    x = 56,578,881,984,911,464/254,882,745.60
  6. Step 6: Final answer
    x = 221,980,039.69

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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.