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Finding the Fourth Proportional to 535,892,471.11, 803,749,548.86 and 162,311,536.67

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Solution

The fourth proportional to 535,892,471.11, 803,749,548.86 and 162,311,536.67 is: 243,440,300.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,892,471.11 : 803,749,548.86 = 162,311,536.67 : x
  2. Step 2: Convert to fraction form
    535,892,471.11/803,749,548.86 = 162,311,536.67/x
  3. Step 3: Cross multiply
    535,892,471.11x = 803,749,548.86 × 162,311,536.67
  4. Step 4: Simplify right side
    535,892,471.11x = 130,457,824,370,266,880
  5. Step 5: Solve for x
    x = 130,457,824,370,266,880/535,892,471.11
  6. Step 6: Final answer
    x = 243,440,300.81

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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.