Home / 463,925,332,349.04-640,272,692,696.72-281,017,067,214.48

Finding the Fourth Proportional to 463,925,332,349.04, 640,272,692,696.72 and 281,017,067,214.48

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Solution

The fourth proportional to 463,925,332,349.04, 640,272,692,696.72 and 281,017,067,214.48 is: 387,837,312,974.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,925,332,349.04 : 640,272,692,696.72 = 281,017,067,214.48 : x
  2. Step 2: Convert to fraction form
    463,925,332,349.04/640,272,692,696.72 = 281,017,067,214.48/x
  3. Step 3: Cross multiply
    463,925,332,349.04x = 640,272,692,696.72 × 281,017,067,214.48
  4. Step 4: Simplify right side
    463,925,332,349.04x = 179,927,554,319,150,252,818,432
  5. Step 5: Solve for x
    x = 179,927,554,319,150,252,818,432/463,925,332,349.04
  6. Step 6: Final answer
    x = 387,837,312,974.71

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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.