Home / 15,778,117,274.54-21,774,486,282.37-8,737,586,906.54

Finding the Fourth Proportional to 15,778,117,274.54, 21,774,486,282.37 and 8,737,586,906.54

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Solution

The fourth proportional to 15,778,117,274.54, 21,774,486,282.37 and 8,737,586,906.54 is: 12,058,248,961.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,778,117,274.54 : 21,774,486,282.37 = 8,737,586,906.54 : x
  2. Step 2: Convert to fraction form
    15,778,117,274.54/21,774,486,282.37 = 8,737,586,906.54/x
  3. Step 3: Cross multiply
    15,778,117,274.54x = 21,774,486,282.37 × 8,737,586,906.54
  4. Step 4: Simplify right side
    15,778,117,274.54x = 190,256,466,237,344,612,352
  5. Step 5: Solve for x
    x = 190,256,466,237,344,612,352/15,778,117,274.54
  6. Step 6: Final answer
    x = 12,058,248,961.33

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1.5x scale

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.