Home / 1,939,911,274.92-2,677,078,633.32-1,047,837,996.72

Finding the Fourth Proportional to 1,939,911,274.92, 2,677,078,633.32 and 1,047,837,996.72

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Solution

The fourth proportional to 1,939,911,274.92, 2,677,078,633.32 and 1,047,837,996.72 is: 1,446,017,015.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,911,274.92 : 2,677,078,633.32 = 1,047,837,996.72 : x
  2. Step 2: Convert to fraction form
    1,939,911,274.92/2,677,078,633.32 = 1,047,837,996.72/x
  3. Step 3: Cross multiply
    1,939,911,274.92x = 2,677,078,633.32 × 1,047,837,996.72
  4. Step 4: Simplify right side
    1,939,911,274.92x = 2,805,144,712,199,944,704
  5. Step 5: Solve for x
    x = 2,805,144,712,199,944,704/1,939,911,274.92
  6. Step 6: Final answer
    x = 1,446,017,015.55

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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.