Home / 892,104,365,045.15-1,338,154,877,224.80-279,530,820,411.06

Finding the Fourth Proportional to 892,104,365,045.15, 1,338,154,877,224.80 and 279,530,820,411.06

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Solution

The fourth proportional to 892,104,365,045.15, 1,338,154,877,224.80 and 279,530,820,411.06 is: 419,295,707,233.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,104,365,045.15 : 1,338,154,877,224.80 = 279,530,820,411.06 : x
  2. Step 2: Convert to fraction form
    892,104,365,045.15/1,338,154,877,224.80 = 279,530,820,411.06/x
  3. Step 3: Cross multiply
    892,104,365,045.15x = 1,338,154,877,224.80 × 279,530,820,411.06
  4. Step 4: Simplify right side
    892,104,365,045.15x = 374,055,530,667,709,655,154,688
  5. Step 5: Solve for x
    x = 374,055,530,667,709,655,154,688/892,104,365,045.15
  6. Step 6: Final answer
    x = 419,295,707,233.51

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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.