Home / 2,950,279,401.40-4,425,643,050.90-879,839,567.80

Finding the Fourth Proportional to 2,950,279,401.40, 4,425,643,050.90 and 879,839,567.80

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Solution

The fourth proportional to 2,950,279,401.40, 4,425,643,050.90 and 879,839,567.80 is: 1,319,826,138.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950,279,401.40 : 4,425,643,050.90 = 879,839,567.80 : x
  2. Step 2: Convert to fraction form
    2,950,279,401.40/4,425,643,050.90 = 879,839,567.80/x
  3. Step 3: Cross multiply
    2,950,279,401.40x = 4,425,643,050.90 × 879,839,567.80
  4. Step 4: Simplify right side
    2,950,279,401.40x = 3,893,855,869,140,929,024
  5. Step 5: Solve for x
    x = 3,893,855,869,140,929,024/2,950,279,401.40
  6. Step 6: Final answer
    x = 1,319,826,138.26

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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.