Home / 139,168,589.19-208,751,554.54-84,596,242.11

Finding the Fourth Proportional to 139,168,589.19, 208,751,554.54 and 84,596,242.11

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Solution

The fourth proportional to 139,168,589.19, 208,751,554.54 and 84,596,242.11 is: 126,893,555.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,168,589.19 : 208,751,554.54 = 84,596,242.11 : x
  2. Step 2: Convert to fraction form
    139,168,589.19/208,751,554.54 = 84,596,242.11/x
  3. Step 3: Cross multiply
    139,168,589.19x = 208,751,554.54 × 84,596,242.11
  4. Step 4: Simplify right side
    139,168,589.19x = 17,659,597,048,704,708
  5. Step 5: Solve for x
    x = 17,659,597,048,704,708/139,168,589.19
  6. Step 6: Final answer
    x = 126,893,555.16

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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.