Home / 168,151,920.90-252,227,881.35-46,983,372.90

Finding the Fourth Proportional to 168,151,920.90, 252,227,881.35 and 46,983,372.90

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Solution

The fourth proportional to 168,151,920.90, 252,227,881.35 and 46,983,372.90 is: 70,475,059.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,151,920.90 : 252,227,881.35 = 46,983,372.90 : x
  2. Step 2: Convert to fraction form
    168,151,920.90/252,227,881.35 = 46,983,372.90/x
  3. Step 3: Cross multiply
    168,151,920.90x = 252,227,881.35 × 46,983,372.90
  4. Step 4: Simplify right side
    168,151,920.90x = 11,850,516,605,244,004
  5. Step 5: Solve for x
    x = 11,850,516,605,244,004/168,151,920.90
  6. Step 6: Final answer
    x = 70,475,059.35

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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.