Home / 1,783,755,890.51-2,675,660,743.16-619,261,372.58

Finding the Fourth Proportional to 1,783,755,890.51, 2,675,660,743.16 and 619,261,372.58

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Solution

The fourth proportional to 1,783,755,890.51, 2,675,660,743.16 and 619,261,372.58 is: 928,901,400.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,755,890.51 : 2,675,660,743.16 = 619,261,372.58 : x
  2. Step 2: Convert to fraction form
    1,783,755,890.51/2,675,660,743.16 = 619,261,372.58/x
  3. Step 3: Cross multiply
    1,783,755,890.51x = 2,675,660,743.16 × 619,261,372.58
  4. Step 4: Simplify right side
    1,783,755,890.51x = 1,656,933,344,367,684,352
  5. Step 5: Solve for x
    x = 1,656,933,344,367,684,352/1,783,755,890.51
  6. Step 6: Final answer
    x = 928,901,400.23

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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.