Home / 209,817,791.33-289,549,452.22-114,450,378.35

Finding the Fourth Proportional to 209,817,791.33, 289,549,452.22 and 114,450,378.35

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Solution

The fourth proportional to 209,817,791.33, 289,549,452.22 and 114,450,378.35 is: 157,942,013.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,817,791.33 : 289,549,452.22 = 114,450,378.35 : x
  2. Step 2: Convert to fraction form
    209,817,791.33/289,549,452.22 = 114,450,378.35/x
  3. Step 3: Cross multiply
    209,817,791.33x = 289,549,452.22 × 114,450,378.35
  4. Step 4: Simplify right side
    209,817,791.33x = 33,139,044,357,614,248
  5. Step 5: Solve for x
    x = 33,139,044,357,614,248/209,817,791.33
  6. Step 6: Final answer
    x = 157,942,013.15

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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.