Home / 1,521,661,214,320.40-2,099,893,826,596.30-836,560,596,400.32

Finding the Fourth Proportional to 1,521,661,214,320.40, 2,099,893,826,596.30 and 836,560,596,400.32

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Solution

The fourth proportional to 1,521,661,214,320.40, 2,099,893,826,596.30 and 836,560,596,400.32 is: 1,154,454,365,677.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,661,214,320.40 : 2,099,893,826,596.30 = 836,560,596,400.32 : x
  2. Step 2: Convert to fraction form
    1,521,661,214,320.40/2,099,893,826,596.30 = 836,560,596,400.32/x
  3. Step 3: Cross multiply
    1,521,661,214,320.40x = 2,099,893,826,596.30 × 836,560,596,400.32
  4. Step 4: Simplify right side
    1,521,661,214,320.40x = 1,756,688,431,954,750,687,150,080
  5. Step 5: Solve for x
    x = 1,756,688,431,954,750,687,150,080/1,521,661,214,320.40
  6. Step 6: Final answer
    x = 1,154,454,365,677.79

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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.