Home / 272,316,872.30-375,745,887.52-162,318,820.46

Finding the Fourth Proportional to 272,316,872.30, 375,745,887.52 and 162,318,820.46

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Solution

The fourth proportional to 272,316,872.30, 375,745,887.52 and 162,318,820.46 is: 223,969,336.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,316,872.30 : 375,745,887.52 = 162,318,820.46 : x
  2. Step 2: Convert to fraction form
    272,316,872.30/375,745,887.52 = 162,318,820.46/x
  3. Step 3: Cross multiply
    272,316,872.30x = 375,745,887.52 × 162,318,820.46
  4. Step 4: Simplify right side
    272,316,872.30x = 60,990,629,252,657,712
  5. Step 5: Solve for x
    x = 60,990,629,252,657,712/272,316,872.30
  6. Step 6: Final answer
    x = 223,969,336.67

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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.