Home / 98,619,318.08-136,087,268.64-55,150,856

Finding the Fourth Proportional to 98,619,318.08, 136,087,268.64 and 55,150,856

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Solution

The fourth proportional to 98,619,318.08, 136,087,268.64 and 55,150,856 is: 76,104,048.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,619,318.08 : 136,087,268.64 = 55,150,856 : x
  2. Step 2: Convert to fraction form
    98,619,318.08/136,087,268.64 = 55,150,856/x
  3. Step 3: Cross multiply
    98,619,318.08x = 136,087,268.64 × 55,150,856
  4. Step 4: Simplify right side
    98,619,318.08x = 7,505,329,356,197,955
  5. Step 5: Solve for x
    x = 7,505,329,356,197,955/98,619,318.08
  6. Step 6: Final answer
    x = 76,104,048.40

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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.