Home / 2,779,682,406.80-4,169,520,264.60-709,404,390.80

Finding the Fourth Proportional to 2,779,682,406.80, 4,169,520,264.60 and 709,404,390.80

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Solution

The fourth proportional to 2,779,682,406.80, 4,169,520,264.60 and 709,404,390.80 is: 1,064,105,732.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,682,406.80 : 4,169,520,264.60 = 709,404,390.80 : x
  2. Step 2: Convert to fraction form
    2,779,682,406.80/4,169,520,264.60 = 709,404,390.80/x
  3. Step 3: Cross multiply
    2,779,682,406.80x = 4,169,520,264.60 × 709,404,390.80
  4. Step 4: Simplify right side
    2,779,682,406.80x = 2,957,875,983,236,817,408
  5. Step 5: Solve for x
    x = 2,957,875,983,236,817,408/2,779,682,406.80
  6. Step 6: Final answer
    x = 1,064,105,732.37

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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.