Home / 806,102,638,222.95-1,209,158,477,870.90-268,879,123,790.49

Finding the Fourth Proportional to 806,102,638,222.95, 1,209,158,477,870.90 and 268,879,123,790.49

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Solution

The fourth proportional to 806,102,638,222.95, 1,209,158,477,870.90 and 268,879,123,790.49 is: 403,320,193,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,102,638,222.95 : 1,209,158,477,870.90 = 268,879,123,790.49 : x
  2. Step 2: Convert to fraction form
    806,102,638,222.95/1,209,158,477,870.90 = 268,879,123,790.49/x
  3. Step 3: Cross multiply
    806,102,638,222.95x = 1,209,158,477,870.90 × 268,879,123,790.49
  4. Step 4: Simplify right side
    806,102,638,222.95x = 325,117,472,053,770,175,119,360
  5. Step 5: Solve for x
    x = 325,117,472,053,770,175,119,360/806,102,638,222.95
  6. Step 6: Final answer
    x = 403,320,193,530.80

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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.