Home / 28,930,264,070,954-39,896,947,154,532-21,114,026,433,609

Finding the Fourth Proportional to 28,930,264,070,954, 39,896,947,154,532 and 21,114,026,433,609

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Solution

The fourth proportional to 28,930,264,070,954, 39,896,947,154,532 and 21,114,026,433,609 is: 29,117,784,572,414.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,930,264,070,954 : 39,896,947,154,532 = 21,114,026,433,609 : x
  2. Step 2: Convert to fraction form
    28,930,264,070,954/39,896,947,154,532 = 21,114,026,433,609/x
  3. Step 3: Cross multiply
    28,930,264,070,954x = 39,896,947,154,532 × 21,114,026,433,609
  4. Step 4: Simplify right side
    28,930,264,070,954x = 842,385,196,841,090,027,593,138,176
  5. Step 5: Solve for x
    x = 842,385,196,841,090,027,593,138,176/28,930,264,070,954
  6. Step 6: Final answer
    x = 29,117,784,572,414.09

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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.