Home / 313,038,432,246.30-469,557,648,369.45-291,962,757,644.70

Finding the Fourth Proportional to 313,038,432,246.30, 469,557,648,369.45 and 291,962,757,644.70

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Solution

The fourth proportional to 313,038,432,246.30, 469,557,648,369.45 and 291,962,757,644.70 is: 437,944,136,467.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,038,432,246.30 : 469,557,648,369.45 = 291,962,757,644.70 : x
  2. Step 2: Convert to fraction form
    313,038,432,246.30/469,557,648,369.45 = 291,962,757,644.70/x
  3. Step 3: Cross multiply
    313,038,432,246.30x = 469,557,648,369.45 × 291,962,757,644.70
  4. Step 4: Simplify right side
    313,038,432,246.30x = 137,093,345,891,105,009,303,552
  5. Step 5: Solve for x
    x = 137,093,345,891,105,009,303,552/313,038,432,246.30
  6. Step 6: Final answer
    x = 437,944,136,467.05

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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.