Home / 1,530,782,180,127.70-2,112,480,256,138.10-826,848,040,656.16

Finding the Fourth Proportional to 1,530,782,180,127.70, 2,112,480,256,138.10 and 826,848,040,656.16

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Solution

The fourth proportional to 1,530,782,180,127.70, 2,112,480,256,138.10 and 826,848,040,656.16 is: 1,141,050,753,913.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,782,180,127.70 : 2,112,480,256,138.10 = 826,848,040,656.16 : x
  2. Step 2: Convert to fraction form
    1,530,782,180,127.70/2,112,480,256,138.10 = 826,848,040,656.16/x
  3. Step 3: Cross multiply
    1,530,782,180,127.70x = 2,112,480,256,138.10 × 826,848,040,656.16
  4. Step 4: Simplify right side
    1,530,782,180,127.70x = 1,746,700,160,712,611,029,057,536
  5. Step 5: Solve for x
    x = 1,746,700,160,712,611,029,057,536/1,530,782,180,127.70
  6. Step 6: Final answer
    x = 1,141,050,753,913.86

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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.