Home / 371,169,974.50-556,826,656.77-141,121,172.23

Finding the Fourth Proportional to 371,169,974.50, 556,826,656.77 and 141,121,172.23

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Solution

The fourth proportional to 371,169,974.50, 556,826,656.77 and 141,121,172.23 is: 211,709,017.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,169,974.50 : 556,826,656.77 = 141,121,172.23 : x
  2. Step 2: Convert to fraction form
    371,169,974.50/556,826,656.77 = 141,121,172.23/x
  3. Step 3: Cross multiply
    371,169,974.50x = 556,826,656.77 × 141,121,172.23
  4. Step 4: Simplify right side
    371,169,974.50x = 78,580,030,530,902,192
  5. Step 5: Solve for x
    x = 78,580,030,530,902,192/371,169,974.50
  6. Step 6: Final answer
    x = 211,709,017.24

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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.