Home / 624,786,692,123.90-862,136,696,678.20-350,375,874,448.45

Finding the Fourth Proportional to 624,786,692,123.90, 862,136,696,678.20 and 350,375,874,448.45

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Solution

The fourth proportional to 624,786,692,123.90, 862,136,696,678.20 and 350,375,874,448.45 is: 483,480,046,551.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,786,692,123.90 : 862,136,696,678.20 = 350,375,874,448.45 : x
  2. Step 2: Convert to fraction form
    624,786,692,123.90/862,136,696,678.20 = 350,375,874,448.45/x
  3. Step 3: Cross multiply
    624,786,692,123.90x = 862,136,696,678.20 × 350,375,874,448.45
  4. Step 4: Simplify right side
    624,786,692,123.90x = 302,071,898,992,722,403,393,536
  5. Step 5: Solve for x
    x = 302,071,898,992,722,403,393,536/624,786,692,123.90
  6. Step 6: Final answer
    x = 483,480,046,551.34

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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.