Home / 12,897,641,821,279-19,346,535,056,400-4,302,065,590,359.40

Finding the Fourth Proportional to 12,897,641,821,279, 19,346,535,056,400 and 4,302,065,590,359.40

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Solution

The fourth proportional to 12,897,641,821,279, 19,346,535,056,400 and 4,302,065,590,359.40 is: 6,453,122,509,690.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,897,641,821,279 : 19,346,535,056,400 = 4,302,065,590,359.40 : x
  2. Step 2: Convert to fraction form
    12,897,641,821,279/19,346,535,056,400 = 4,302,065,590,359.40/x
  3. Step 3: Cross multiply
    12,897,641,821,279x = 19,346,535,056,400 × 4,302,065,590,359.40
  4. Step 4: Simplify right side
    12,897,641,821,279x = 83,230,062,758,820,288,745,439,232
  5. Step 5: Solve for x
    x = 83,230,062,758,820,288,745,439,232/12,897,641,821,279
  6. Step 6: Final answer
    x = 6,453,122,509,690.44

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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.