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Finding the Fourth Proportional to 1,797,714,327.60, 2,696,571,491.40 and 505,249,815.60

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Solution

The fourth proportional to 1,797,714,327.60, 2,696,571,491.40 and 505,249,815.60 is: 757,874,723.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797,714,327.60 : 2,696,571,491.40 = 505,249,815.60 : x
  2. Step 2: Convert to fraction form
    1,797,714,327.60/2,696,571,491.40 = 505,249,815.60/x
  3. Step 3: Cross multiply
    1,797,714,327.60x = 2,696,571,491.40 × 505,249,815.60
  4. Step 4: Simplify right side
    1,797,714,327.60x = 1,362,442,248,782,067,200
  5. Step 5: Solve for x
    x = 1,362,442,248,782,067,200/1,797,714,327.60
  6. Step 6: Final answer
    x = 757,874,723.40

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Double scale
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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.