Home / 1,168,154,329.60-1,752,117,619.20-306,511,321.60

Finding the Fourth Proportional to 1,168,154,329.60, 1,752,117,619.20 and 306,511,321.60

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Solution

The fourth proportional to 1,168,154,329.60, 1,752,117,619.20 and 306,511,321.60 is: 459,737,102.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,154,329.60 : 1,752,117,619.20 = 306,511,321.60 : x
  2. Step 2: Convert to fraction form
    1,168,154,329.60/1,752,117,619.20 = 306,511,321.60/x
  3. Step 3: Cross multiply
    1,168,154,329.60x = 1,752,117,619.20 × 306,511,321.60
  4. Step 4: Simplify right side
    1,168,154,329.60x = 537,043,887,059,637,568
  5. Step 5: Solve for x
    x = 537,043,887,059,637,568/1,168,154,329.60
  6. Step 6: Final answer
    x = 459,737,102.75

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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.