Home / 2,129,680,319.45-3,194,585,558.94-730,644,966.63

Finding the Fourth Proportional to 2,129,680,319.45, 3,194,585,558.94 and 730,644,966.63

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Solution

The fourth proportional to 2,129,680,319.45, 3,194,585,558.94 and 730,644,966.63 is: 1,095,989,777.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,680,319.45 : 3,194,585,558.94 = 730,644,966.63 : x
  2. Step 2: Convert to fraction form
    2,129,680,319.45/3,194,585,558.94 = 730,644,966.63/x
  3. Step 3: Cross multiply
    2,129,680,319.45x = 3,194,585,558.94 × 730,644,966.63
  4. Step 4: Simplify right side
    2,129,680,319.45x = 2,334,107,859,107,081,216
  5. Step 5: Solve for x
    x = 2,334,107,859,107,081,216/2,129,680,319.45
  6. Step 6: Final answer
    x = 1,095,989,777.34

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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.