Home / 1,413,799,390,794.10-2,120,699,114,249-339,355,311,720.75

Finding the Fourth Proportional to 1,413,799,390,794.10, 2,120,699,114,249 and 339,355,311,720.75

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Solution

The fourth proportional to 1,413,799,390,794.10, 2,120,699,114,249 and 339,355,311,720.75 is: 509,032,974,315.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,799,390,794.10 : 2,120,699,114,249 = 339,355,311,720.75 : x
  2. Step 2: Convert to fraction form
    1,413,799,390,794.10/2,120,699,114,249 = 339,355,311,720.75/x
  3. Step 3: Cross multiply
    1,413,799,390,794.10x = 2,120,699,114,249 × 339,355,311,720.75
  4. Step 4: Simplify right side
    1,413,799,390,794.10x = 719,670,508,981,887,824,822,272
  5. Step 5: Solve for x
    x = 719,670,508,981,887,824,822,272/1,413,799,390,794.10
  6. Step 6: Final answer
    x = 509,032,974,315.87

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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.