Home / 15,213,892,633,378-20,994,019,622,746-8,538,264,875,938.50

Finding the Fourth Proportional to 15,213,892,633,378, 20,994,019,622,746 and 8,538,264,875,938.50

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Solution

The fourth proportional to 15,213,892,633,378, 20,994,019,622,746 and 8,538,264,875,938.50 is: 11,782,158,890,512.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,213,892,633,378 : 20,994,019,622,746 = 8,538,264,875,938.50 : x
  2. Step 2: Convert to fraction form
    15,213,892,633,378/20,994,019,622,746 = 8,538,264,875,938.50/x
  3. Step 3: Cross multiply
    15,213,892,633,378x = 20,994,019,622,746 × 8,538,264,875,938.50
  4. Step 4: Simplify right side
    15,213,892,633,378x = 179,252,500,349,655,823,077,605,376
  5. Step 5: Solve for x
    x = 179,252,500,349,655,823,077,605,376/15,213,892,633,378
  6. Step 6: Final answer
    x = 11,782,158,890,512.41

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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.