Home / 28,852,488,900,772-39,816,460,339,512-15,683,480,219,192

Finding the Fourth Proportional to 28,852,488,900,772, 39,816,460,339,512 and 15,683,480,219,192

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Solution

The fourth proportional to 28,852,488,900,772, 39,816,460,339,512 and 15,683,480,219,192 is: 21,643,216,648,677.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,852,488,900,772 : 39,816,460,339,512 = 15,683,480,219,192 : x
  2. Step 2: Convert to fraction form
    28,852,488,900,772/39,816,460,339,512 = 15,683,480,219,192/x
  3. Step 3: Cross multiply
    28,852,488,900,772x = 39,816,460,339,512 × 15,683,480,219,192
  4. Step 4: Simplify right side
    28,852,488,900,772x = 624,460,668,132,979,277,394,083,840
  5. Step 5: Solve for x
    x = 624,460,668,132,979,277,394,083,840/28,852,488,900,772
  6. Step 6: Final answer
    x = 21,643,216,648,677.78

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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.