Home / 371,169,975.50-556,826,658.27-141,121,173.23

Finding the Fourth Proportional to 371,169,975.50, 556,826,658.27 and 141,121,173.23

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Solution

The fourth proportional to 371,169,975.50, 556,826,658.27 and 141,121,173.23 is: 211,709,018.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,169,975.50 : 556,826,658.27 = 141,121,173.23 : x
  2. Step 2: Convert to fraction form
    371,169,975.50/556,826,658.27 = 141,121,173.23/x
  3. Step 3: Cross multiply
    371,169,975.50x = 556,826,658.27 × 141,121,173.23
  4. Step 4: Simplify right side
    371,169,975.50x = 78,580,031,300,802,672
  5. Step 5: Solve for x
    x = 78,580,031,300,802,672/371,169,975.50
  6. Step 6: Final answer
    x = 211,709,018.75

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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.