Home / 328,739,755.44-493,097,673.72-98,702,861.40

Finding the Fourth Proportional to 328,739,755.44, 493,097,673.72 and 98,702,861.40

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Solution

The fourth proportional to 328,739,755.44, 493,097,673.72 and 98,702,861.40 is: 148,050,701.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,739,755.44 : 493,097,673.72 = 98,702,861.40 : x
  2. Step 2: Convert to fraction form
    328,739,755.44/493,097,673.72 = 98,702,861.40/x
  3. Step 3: Cross multiply
    328,739,755.44x = 493,097,673.72 × 98,702,861.40
  4. Step 4: Simplify right side
    328,739,755.44x = 48,670,151,345,847,592
  5. Step 5: Solve for x
    x = 48,670,151,345,847,592/328,739,755.44
  6. Step 6: Final answer
    x = 148,050,701.32

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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.