Home / 2,130,385,109,878.40-3,195,254,785,928.40-579,810,451,257.55

Finding the Fourth Proportional to 2,130,385,109,878.40, 3,195,254,785,928.40 and 579,810,451,257.55

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Solution

The fourth proportional to 2,130,385,109,878.40, 3,195,254,785,928.40 and 579,810,451,257.55 is: 869,627,801,434.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,385,109,878.40 : 3,195,254,785,928.40 = 579,810,451,257.55 : x
  2. Step 2: Convert to fraction form
    2,130,385,109,878.40/3,195,254,785,928.40 = 579,810,451,257.55/x
  3. Step 3: Cross multiply
    2,130,385,109,878.40x = 3,195,254,785,928.40 × 579,810,451,257.55
  4. Step 4: Simplify right side
    2,130,385,109,878.40x = 1,852,642,119,311,992,085,807,104
  5. Step 5: Solve for x
    x = 1,852,642,119,311,992,085,807,104/2,130,385,109,878.40
  6. Step 6: Final answer
    x = 869,627,801,434.33

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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.