Home / 1,323,184,025.60-1,981,752,729.60-778,988,441.60

Finding the Fourth Proportional to 1,323,184,025.60, 1,981,752,729.60 and 778,988,441.60

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Solution

The fourth proportional to 1,323,184,025.60, 1,981,752,729.60 and 778,988,441.60 is: 1,166,702,771.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,184,025.60 : 1,981,752,729.60 = 778,988,441.60 : x
  2. Step 2: Convert to fraction form
    1,323,184,025.60/1,981,752,729.60 = 778,988,441.60/x
  3. Step 3: Cross multiply
    1,323,184,025.60x = 1,981,752,729.60 × 778,988,441.60
  4. Step 4: Simplify right side
    1,323,184,025.60x = 1,543,762,470,467,650,048
  5. Step 5: Solve for x
    x = 1,543,762,470,467,650,048/1,323,184,025.60
  6. Step 6: Final answer
    x = 1,166,702,771.95

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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.