Home / 1,387,409,344.58-2,080,282,903.10-441,598,862.68

Finding the Fourth Proportional to 1,387,409,344.58, 2,080,282,903.10 and 441,598,862.68

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Solution

The fourth proportional to 1,387,409,344.58, 2,080,282,903.10 and 441,598,862.68 is: 662,133,758.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,387,409,344.58 : 2,080,282,903.10 = 441,598,862.68 : x
  2. Step 2: Convert to fraction form
    1,387,409,344.58/2,080,282,903.10 = 441,598,862.68/x
  3. Step 3: Cross multiply
    1,387,409,344.58x = 2,080,282,903.10 × 441,598,862.68
  4. Step 4: Simplify right side
    1,387,409,344.58x = 918,650,564,061,608,576
  5. Step 5: Solve for x
    x = 918,650,564,061,608,576/1,387,409,344.58
  6. Step 6: Final answer
    x = 662,133,758.61

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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.