Home / 2,116,308,986.40-3,170,637,104.40-1,810,198,970.40

Finding the Fourth Proportional to 2,116,308,986.40, 3,170,637,104.40 and 1,810,198,970.40

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Solution

The fourth proportional to 2,116,308,986.40, 3,170,637,104.40 and 1,810,198,970.40 is: 2,712,025,540.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,308,986.40 : 3,170,637,104.40 = 1,810,198,970.40 : x
  2. Step 2: Convert to fraction form
    2,116,308,986.40/3,170,637,104.40 = 1,810,198,970.40/x
  3. Step 3: Cross multiply
    2,116,308,986.40x = 3,170,637,104.40 × 1,810,198,970.40
  4. Step 4: Simplify right side
    2,116,308,986.40x = 5,739,484,021,896,918,016
  5. Step 5: Solve for x
    x = 5,739,484,021,896,918,016/2,116,308,986.40
  6. Step 6: Final answer
    x = 2,712,025,540.12

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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.