Home / 226,430,164.53-312,280,023.53-155,978,212.14

Finding the Fourth Proportional to 226,430,164.53, 312,280,023.53 and 155,978,212.14

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Solution

The fourth proportional to 226,430,164.53, 312,280,023.53 and 155,978,212.14 is: 215,116,567.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,430,164.53 : 312,280,023.53 = 155,978,212.14 : x
  2. Step 2: Convert to fraction form
    226,430,164.53/312,280,023.53 = 155,978,212.14/x
  3. Step 3: Cross multiply
    226,430,164.53x = 312,280,023.53 × 155,978,212.14
  4. Step 4: Simplify right side
    226,430,164.53x = 48,708,879,757,636,480
  5. Step 5: Solve for x
    x = 48,708,879,757,636,480/226,430,164.53
  6. Step 6: Final answer
    x = 215,116,567.44

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1.5x scale

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.