Home / 12,421,198,852.56-18,625,260,557.75-8,492,028,680.70

Finding the Fourth Proportional to 12,421,198,852.56, 18,625,260,557.75 and 8,492,028,680.70

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Solution

The fourth proportional to 12,421,198,852.56, 18,625,260,557.75 and 8,492,028,680.70 is: 12,733,573,362.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,421,198,852.56 : 18,625,260,557.75 = 8,492,028,680.70 : x
  2. Step 2: Convert to fraction form
    12,421,198,852.56/18,625,260,557.75 = 8,492,028,680.70/x
  3. Step 3: Cross multiply
    12,421,198,852.56x = 18,625,260,557.75 × 8,492,028,680.70
  4. Step 4: Simplify right side
    12,421,198,852.56x = 158,166,246,841,881,001,984
  5. Step 5: Solve for x
    x = 158,166,246,841,881,001,984/12,421,198,852.56
  6. Step 6: Final answer
    x = 12,733,573,362.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.