Home / 291,289,632.60-436,934,448.90-262,064,314.20

Finding the Fourth Proportional to 291,289,632.60, 436,934,448.90 and 262,064,314.20

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Solution

The fourth proportional to 291,289,632.60, 436,934,448.90 and 262,064,314.20 is: 393,096,471.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,289,632.60 : 436,934,448.90 = 262,064,314.20 : x
  2. Step 2: Convert to fraction form
    291,289,632.60/436,934,448.90 = 262,064,314.20/x
  3. Step 3: Cross multiply
    291,289,632.60x = 436,934,448.90 × 262,064,314.20
  4. Step 4: Simplify right side
    291,289,632.60x = 114,504,926,701,333,440
  5. Step 5: Solve for x
    x = 114,504,926,701,333,440/291,289,632.60
  6. Step 6: Final answer
    x = 393,096,471.30

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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.