Home / 13,052,189,966.08-18,012,024,745.32-7,111,742,468.08

Finding the Fourth Proportional to 13,052,189,966.08, 18,012,024,745.32 and 7,111,742,468.08

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Solution

The fourth proportional to 13,052,189,966.08, 18,012,024,745.32 and 7,111,742,468.08 is: 9,814,206,018.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052,189,966.08 : 18,012,024,745.32 = 7,111,742,468.08 : x
  2. Step 2: Convert to fraction form
    13,052,189,966.08/18,012,024,745.32 = 7,111,742,468.08/x
  3. Step 3: Cross multiply
    13,052,189,966.08x = 18,012,024,745.32 × 7,111,742,468.08
  4. Step 4: Simplify right side
    13,052,189,966.08x = 128,096,881,317,400,084,480
  5. Step 5: Solve for x
    x = 128,096,881,317,400,084,480/13,052,189,966.08
  6. Step 6: Final answer
    x = 9,814,206,018.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.