Home / 734,098,021.20-1,101,147,031.80-443,860,376.40

Finding the Fourth Proportional to 734,098,021.20, 1,101,147,031.80 and 443,860,376.40

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Solution

The fourth proportional to 734,098,021.20, 1,101,147,031.80 and 443,860,376.40 is: 665,790,564.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,098,021.20 : 1,101,147,031.80 = 443,860,376.40 : x
  2. Step 2: Convert to fraction form
    734,098,021.20/1,101,147,031.80 = 443,860,376.40/x
  3. Step 3: Cross multiply
    734,098,021.20x = 1,101,147,031.80 × 443,860,376.40
  4. Step 4: Simplify right side
    734,098,021.20x = 488,755,536,006,490,752
  5. Step 5: Solve for x
    x = 488,755,536,006,490,752/734,098,021.20
  6. Step 6: Final answer
    x = 665,790,564.60

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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.