Home / 668,867,483.14-1,003,629,916.23-300,662,588.50

Finding the Fourth Proportional to 668,867,483.14, 1,003,629,916.23 and 300,662,588.50

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Solution

The fourth proportional to 668,867,483.14, 1,003,629,916.23 and 300,662,588.50 is: 451,141,632.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,867,483.14 : 1,003,629,916.23 = 300,662,588.50 : x
  2. Step 2: Convert to fraction form
    668,867,483.14/1,003,629,916.23 = 300,662,588.50/x
  3. Step 3: Cross multiply
    668,867,483.14x = 1,003,629,916.23 × 300,662,588.50
  4. Step 4: Simplify right side
    668,867,483.14x = 301,753,968,509,749,952
  5. Step 5: Solve for x
    x = 301,753,968,509,749,952/668,867,483.14
  6. Step 6: Final answer
    x = 451,141,632.86

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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.