Home / 313,038,432,244.80-469,557,648,367.20-291,962,757,643.20

Finding the Fourth Proportional to 313,038,432,244.80, 469,557,648,367.20 and 291,962,757,643.20

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Solution

The fourth proportional to 313,038,432,244.80, 469,557,648,367.20 and 291,962,757,643.20 is: 437,944,136,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,038,432,244.80 : 469,557,648,367.20 = 291,962,757,643.20 : x
  2. Step 2: Convert to fraction form
    313,038,432,244.80/469,557,648,367.20 = 291,962,757,643.20/x
  3. Step 3: Cross multiply
    313,038,432,244.80x = 469,557,648,367.20 × 291,962,757,643.20
  4. Step 4: Simplify right side
    313,038,432,244.80x = 137,093,345,889,743,756,328,960
  5. Step 5: Solve for x
    x = 137,093,345,889,743,756,328,960/313,038,432,244.80
  6. Step 6: Final answer
    x = 437,944,136,464.80

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1.5x scale

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.