Home / 371,169,977.51-556,826,661.27-141,121,175.24

Finding the Fourth Proportional to 371,169,977.51, 556,826,661.27 and 141,121,175.24

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Solution

The fourth proportional to 371,169,977.51, 556,826,661.27 and 141,121,175.24 is: 211,709,021.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,169,977.51 : 556,826,661.27 = 141,121,175.24 : x
  2. Step 2: Convert to fraction form
    371,169,977.51/556,826,661.27 = 141,121,175.24/x
  3. Step 3: Cross multiply
    371,169,977.51x = 556,826,661.27 × 141,121,175.24
  4. Step 4: Simplify right side
    371,169,977.51x = 78,580,032,840,603,664
  5. Step 5: Solve for x
    x = 78,580,032,840,603,664/371,169,977.51
  6. Step 6: Final answer
    x = 211,709,021.75

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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.