Home / 344,977,314.80-517,465,972.20-283,755,311.60

Finding the Fourth Proportional to 344,977,314.80, 517,465,972.20 and 283,755,311.60

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Solution

The fourth proportional to 344,977,314.80, 517,465,972.20 and 283,755,311.60 is: 425,632,967.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,977,314.80 : 517,465,972.20 = 283,755,311.60 : x
  2. Step 2: Convert to fraction form
    344,977,314.80/517,465,972.20 = 283,755,311.60/x
  3. Step 3: Cross multiply
    344,977,314.80x = 517,465,972.20 × 283,755,311.60
  4. Step 4: Simplify right side
    344,977,314.80x = 146,833,718,184,007,936
  5. Step 5: Solve for x
    x = 146,833,718,184,007,936/344,977,314.80
  6. Step 6: Final answer
    x = 425,632,967.40

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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.