Home / 134,568,326.07-185,704,364.70-72,688,665.24

Finding the Fourth Proportional to 134,568,326.07, 185,704,364.70 and 72,688,665.24

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Solution

The fourth proportional to 134,568,326.07, 185,704,364.70 and 72,688,665.24 is: 100,310,398.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,568,326.07 : 185,704,364.70 = 72,688,665.24 : x
  2. Step 2: Convert to fraction form
    134,568,326.07/185,704,364.70 = 72,688,665.24/x
  3. Step 3: Cross multiply
    134,568,326.07x = 185,704,364.70 × 72,688,665.24
  4. Step 4: Simplify right side
    134,568,326.07x = 13,498,602,399,285,172
  5. Step 5: Solve for x
    x = 13,498,602,399,285,172/134,568,326.07
  6. Step 6: Final answer
    x = 100,310,398.39

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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.