Home / 298,903,169.76-447,547,087.44-154,993,670.88

Finding the Fourth Proportional to 298,903,169.76, 447,547,087.44 and 154,993,670.88

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Solution

The fourth proportional to 298,903,169.76, 447,547,087.44 and 154,993,670.88 is: 232,071,697.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,903,169.76 : 447,547,087.44 = 154,993,670.88 : x
  2. Step 2: Convert to fraction form
    298,903,169.76/447,547,087.44 = 154,993,670.88/x
  3. Step 3: Cross multiply
    298,903,169.76x = 447,547,087.44 × 154,993,670.88
  4. Step 4: Simplify right side
    298,903,169.76x = 69,366,965,973,977,936
  5. Step 5: Solve for x
    x = 69,366,965,973,977,936/298,903,169.76
  6. Step 6: Final answer
    x = 232,071,697.43

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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.