Home / 1,898,339,280.40-2,619,729,160.28-1,051,579,572.88

Finding the Fourth Proportional to 1,898,339,280.40, 2,619,729,160.28 and 1,051,579,572.88

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Solution

The fourth proportional to 1,898,339,280.40, 2,619,729,160.28 and 1,051,579,572.88 is: 1,451,191,417.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,339,280.40 : 2,619,729,160.28 = 1,051,579,572.88 : x
  2. Step 2: Convert to fraction form
    1,898,339,280.40/2,619,729,160.28 = 1,051,579,572.88/x
  3. Step 3: Cross multiply
    1,898,339,280.40x = 2,619,729,160.28 × 1,051,579,572.88
  4. Step 4: Simplify right side
    1,898,339,280.40x = 2,754,853,671,428,523,520
  5. Step 5: Solve for x
    x = 2,754,853,671,428,523,520/1,898,339,280.40
  6. Step 6: Final answer
    x = 1,451,191,417.61

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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.