Home / 357,722,093.48-493,583,516.88-209,014,453.04

Finding the Fourth Proportional to 357,722,093.48, 493,583,516.88 and 209,014,453.04

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Solution

The fourth proportional to 357,722,093.48, 493,583,516.88 and 209,014,453.04 is: 288,397,308.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,722,093.48 : 493,583,516.88 = 209,014,453.04 : x
  2. Step 2: Convert to fraction form
    357,722,093.48/493,583,516.88 = 209,014,453.04/x
  3. Step 3: Cross multiply
    357,722,093.48x = 493,583,516.88 × 209,014,453.04
  4. Step 4: Simplify right side
    357,722,093.48x = 103,166,088,810,232,800
  5. Step 5: Solve for x
    x = 103,166,088,810,232,800/357,722,093.48
  6. Step 6: Final answer
    x = 288,397,308.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.