Home / 1,529,742,997.60-2,298,015,718.80-1,471,922,216.80

Finding the Fourth Proportional to 1,529,742,997.60, 2,298,015,718.80 and 1,471,922,216.80

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Solution

The fourth proportional to 1,529,742,997.60, 2,298,015,718.80 and 1,471,922,216.80 is: 2,211,155,989.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,742,997.60 : 2,298,015,718.80 = 1,471,922,216.80 : x
  2. Step 2: Convert to fraction form
    1,529,742,997.60/2,298,015,718.80 = 1,471,922,216.80/x
  3. Step 3: Cross multiply
    1,529,742,997.60x = 2,298,015,718.80 × 1,471,922,216.80
  4. Step 4: Simplify right side
    1,529,742,997.60x = 3,382,500,391,057,341,440
  5. Step 5: Solve for x
    x = 3,382,500,391,057,341,440/1,529,742,997.60
  6. Step 6: Final answer
    x = 2,211,155,989.19

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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.