Home / 1,939,508,766,348.40-2,675,260,953,498.70-1,243,947,599,275.90

Finding the Fourth Proportional to 1,939,508,766,348.40, 2,675,260,953,498.70 and 1,243,947,599,275.90

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Solution

The fourth proportional to 1,939,508,766,348.40, 2,675,260,953,498.70 and 1,243,947,599,275.90 is: 1,715,838,823,872.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,508,766,348.40 : 2,675,260,953,498.70 = 1,243,947,599,275.90 : x
  2. Step 2: Convert to fraction form
    1,939,508,766,348.40/2,675,260,953,498.70 = 1,243,947,599,275.90/x
  3. Step 3: Cross multiply
    1,939,508,766,348.40x = 2,675,260,953,498.70 × 1,243,947,599,275.90
  4. Step 4: Simplify right side
    1,939,508,766,348.40x = 3,327,884,440,541,263,122,399,232
  5. Step 5: Solve for x
    x = 3,327,884,440,541,263,122,399,232/1,939,508,766,348.40
  6. Step 6: Final answer
    x = 1,715,838,823,872.30

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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.