Home / 1,422,368,091,972.30-1,962,817,180,354.70-805,057,556,189.30

Finding the Fourth Proportional to 1,422,368,091,972.30, 1,962,817,180,354.70 and 805,057,556,189.30

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Solution

The fourth proportional to 1,422,368,091,972.30, 1,962,817,180,354.70 and 805,057,556,189.30 is: 1,110,950,682,443.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,368,091,972.30 : 1,962,817,180,354.70 = 805,057,556,189.30 : x
  2. Step 2: Convert to fraction form
    1,422,368,091,972.30/1,962,817,180,354.70 = 805,057,556,189.30/x
  3. Step 3: Cross multiply
    1,422,368,091,972.30x = 1,962,817,180,354.70 × 805,057,556,189.30
  4. Step 4: Simplify right side
    1,422,368,091,972.30x = 1,580,180,802,462,727,232,552,960
  5. Step 5: Solve for x
    x = 1,580,180,802,462,727,232,552,960/1,422,368,091,972.30
  6. Step 6: Final answer
    x = 1,110,950,682,443.67

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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.