Home / 291,207,183.90-436,810,775.85-264,847,710.30

Finding the Fourth Proportional to 291,207,183.90, 436,810,775.85 and 264,847,710.30

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Solution

The fourth proportional to 291,207,183.90, 436,810,775.85 and 264,847,710.30 is: 397,271,565.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,207,183.90 : 436,810,775.85 = 264,847,710.30 : x
  2. Step 2: Convert to fraction form
    291,207,183.90/436,810,775.85 = 264,847,710.30/x
  3. Step 3: Cross multiply
    291,207,183.90x = 436,810,775.85 × 264,847,710.30
  4. Step 4: Simplify right side
    291,207,183.90x = 115,688,333,818,239,040
  5. Step 5: Solve for x
    x = 115,688,333,818,239,040/291,207,183.90
  6. Step 6: Final answer
    x = 397,271,565.45

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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.