Home / 1,508,200,622.86-2,262,385,907.42-458,972,949.58

Finding the Fourth Proportional to 1,508,200,622.86, 2,262,385,907.42 and 458,972,949.58

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Solution

The fourth proportional to 1,508,200,622.86, 2,262,385,907.42 and 458,972,949.58 is: 688,485,283.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,200,622.86 : 2,262,385,907.42 = 458,972,949.58 : x
  2. Step 2: Convert to fraction form
    1,508,200,622.86/2,262,385,907.42 = 458,972,949.58/x
  3. Step 3: Cross multiply
    1,508,200,622.86x = 2,262,385,907.42 × 458,972,949.58
  4. Step 4: Simplify right side
    1,508,200,622.86x = 1,038,373,933,016,782,208
  5. Step 5: Solve for x
    x = 1,038,373,933,016,782,208/1,508,200,622.86
  6. Step 6: Final answer
    x = 688,485,283.24

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1.5x scale

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.