Home / 342,552,485.34-472,668,433.67-199,521,788.06

Finding the Fourth Proportional to 342,552,485.34, 472,668,433.67 and 199,521,788.06

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Solution

The fourth proportional to 342,552,485.34, 472,668,433.67 and 199,521,788.06 is: 275,308,617.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,552,485.34 : 472,668,433.67 = 199,521,788.06 : x
  2. Step 2: Convert to fraction form
    342,552,485.34/472,668,433.67 = 199,521,788.06/x
  3. Step 3: Cross multiply
    342,552,485.34x = 472,668,433.67 × 199,521,788.06
  4. Step 4: Simplify right side
    342,552,485.34x = 94,307,651,044,360,304
  5. Step 5: Solve for x
    x = 94,307,651,044,360,304/342,552,485.34
  6. Step 6: Final answer
    x = 275,308,617.16

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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.