Home / 549,738,812.94-824,608,372.62-161,561,621.94

Finding the Fourth Proportional to 549,738,812.94, 824,608,372.62 and 161,561,621.94

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Solution

The fourth proportional to 549,738,812.94, 824,608,372.62 and 161,561,621.94 is: 242,342,477.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,738,812.94 : 824,608,372.62 = 161,561,621.94 : x
  2. Step 2: Convert to fraction form
    549,738,812.94/824,608,372.62 = 161,561,621.94/x
  3. Step 3: Cross multiply
    549,738,812.94x = 824,608,372.62 × 161,561,621.94
  4. Step 4: Simplify right side
    549,738,812.94x = 133,225,066,145,791,088
  5. Step 5: Solve for x
    x = 133,225,066,145,791,088/549,738,812.94
  6. Step 6: Final answer
    x = 242,342,477.94

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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.