Home / 1,898,339,276.40-2,619,729,154.74-1,051,579,568.88

Finding the Fourth Proportional to 1,898,339,276.40, 2,619,729,154.74 and 1,051,579,568.88

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Solution

The fourth proportional to 1,898,339,276.40, 2,619,729,154.74 and 1,051,579,568.88 is: 1,451,191,412.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,339,276.40 : 2,619,729,154.74 = 1,051,579,568.88 : x
  2. Step 2: Convert to fraction form
    1,898,339,276.40/2,619,729,154.74 = 1,051,579,568.88/x
  3. Step 3: Cross multiply
    1,898,339,276.40x = 2,619,729,154.74 × 1,051,579,568.88
  4. Step 4: Simplify right side
    1,898,339,276.40x = 2,754,853,655,123,855,872
  5. Step 5: Solve for x
    x = 2,754,853,655,123,855,872/1,898,339,276.40
  6. Step 6: Final answer
    x = 1,451,191,412.08

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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.