Home / 226,430,166.03-312,280,025.60-155,978,213.64

Finding the Fourth Proportional to 226,430,166.03, 312,280,025.60 and 155,978,213.64

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Solution

The fourth proportional to 226,430,166.03, 312,280,025.60 and 155,978,213.64 is: 215,116,569.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,430,166.03 : 312,280,025.60 = 155,978,213.64 : x
  2. Step 2: Convert to fraction form
    226,430,166.03/312,280,025.60 = 155,978,213.64/x
  3. Step 3: Cross multiply
    226,430,166.03x = 312,280,025.60 × 155,978,213.64
  4. Step 4: Simplify right side
    226,430,166.03x = 48,708,880,547,761,576
  5. Step 5: Solve for x
    x = 48,708,880,547,761,576/226,430,166.03
  6. Step 6: Final answer
    x = 215,116,569.50

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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.