Home / 403,362,578.94-556,668,865.28-224,758,323.42

Finding the Fourth Proportional to 403,362,578.94, 556,668,865.28 and 224,758,323.42

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Solution

The fourth proportional to 403,362,578.94, 556,668,865.28 and 224,758,323.42 is: 310,182,370.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,362,578.94 : 556,668,865.28 = 224,758,323.42 : x
  2. Step 2: Convert to fraction form
    403,362,578.94/556,668,865.28 = 224,758,323.42/x
  3. Step 3: Cross multiply
    403,362,578.94x = 556,668,865.28 × 224,758,323.42
  4. Step 4: Simplify right side
    403,362,578.94x = 125,115,960,860,446,640
  5. Step 5: Solve for x
    x = 125,115,960,860,446,640/403,362,578.94
  6. Step 6: Final answer
    x = 310,182,370.39

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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.