Home / 2,779,682,808.80-4,169,520,867.60-709,404,792.80

Finding the Fourth Proportional to 2,779,682,808.80, 4,169,520,867.60 and 709,404,792.80

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Solution

The fourth proportional to 2,779,682,808.80, 4,169,520,867.60 and 709,404,792.80 is: 1,064,106,335.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,682,808.80 : 4,169,520,867.60 = 709,404,792.80 : x
  2. Step 2: Convert to fraction form
    2,779,682,808.80/4,169,520,867.60 = 709,404,792.80/x
  3. Step 3: Cross multiply
    2,779,682,808.80x = 4,169,520,867.60 × 709,404,792.80
  4. Step 4: Simplify right side
    2,779,682,808.80x = 2,957,878,087,155,054,080
  5. Step 5: Solve for x
    x = 2,957,878,087,155,054,080/2,779,682,808.80
  6. Step 6: Final answer
    x = 1,064,106,335.37

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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.