Home / 1,621,893,065,764.20-2,238,214,087,189.90-880,300,054,517.85

Finding the Fourth Proportional to 1,621,893,065,764.20, 2,238,214,087,189.90 and 880,300,054,517.85

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Solution

The fourth proportional to 1,621,893,065,764.20, 2,238,214,087,189.90 and 880,300,054,517.85 is: 1,214,814,974,282.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,893,065,764.20 : 2,238,214,087,189.90 = 880,300,054,517.85 : x
  2. Step 2: Convert to fraction form
    1,621,893,065,764.20/2,238,214,087,189.90 = 880,300,054,517.85/x
  3. Step 3: Cross multiply
    1,621,893,065,764.20x = 2,238,214,087,189.90 × 880,300,054,517.85
  4. Step 4: Simplify right side
    1,621,893,065,764.20x = 1,970,299,982,975,888,804,282,368
  5. Step 5: Solve for x
    x = 1,970,299,982,975,888,804,282,368/1,621,893,065,764.20
  6. Step 6: Final answer
    x = 1,214,814,974,282.86

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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.