Home / 651,362,408.20-977,043,612.30-288,565,352.20

Finding the Fourth Proportional to 651,362,408.20, 977,043,612.30 and 288,565,352.20

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Solution

The fourth proportional to 651,362,408.20, 977,043,612.30 and 288,565,352.20 is: 432,848,028.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,362,408.20 : 977,043,612.30 = 288,565,352.20 : x
  2. Step 2: Convert to fraction form
    651,362,408.20/977,043,612.30 = 288,565,352.20/x
  3. Step 3: Cross multiply
    651,362,408.20x = 977,043,612.30 × 288,565,352.20
  4. Step 4: Simplify right side
    651,362,408.20x = 281,940,934,098,109,728
  5. Step 5: Solve for x
    x = 281,940,934,098,109,728/651,362,408.20
  6. Step 6: Final answer
    x = 432,848,028.30

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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.