Home / 1,259,409,124.20-1,738,027,810.98-730,733,192.04

Finding the Fourth Proportional to 1,259,409,124.20, 1,738,027,810.98 and 730,733,192.04

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Solution

The fourth proportional to 1,259,409,124.20, 1,738,027,810.98 and 730,733,192.04 is: 1,008,436,881.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,409,124.20 : 1,738,027,810.98 = 730,733,192.04 : x
  2. Step 2: Convert to fraction form
    1,259,409,124.20/1,738,027,810.98 = 730,733,192.04/x
  3. Step 3: Cross multiply
    1,259,409,124.20x = 1,738,027,810.98 × 730,733,192.04
  4. Step 4: Simplify right side
    1,259,409,124.20x = 1,270,034,610,171,709,184
  5. Step 5: Solve for x
    x = 1,270,034,610,171,709,184/1,259,409,124.20
  6. Step 6: Final answer
    x = 1,008,436,881.84

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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.