Home / 1,242,317,475,169.10-1,863,662,538,544.40-436,342,358,333.88

Finding the Fourth Proportional to 1,242,317,475,169.10, 1,863,662,538,544.40 and 436,342,358,333.88

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Solution

The fourth proportional to 1,242,317,475,169.10, 1,863,662,538,544.40 and 436,342,358,333.88 is: 654,578,981,186.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,317,475,169.10 : 1,863,662,538,544.40 = 436,342,358,333.88 : x
  2. Step 2: Convert to fraction form
    1,242,317,475,169.10/1,863,662,538,544.40 = 436,342,358,333.88/x
  3. Step 3: Cross multiply
    1,242,317,475,169.10x = 1,863,662,538,544.40 × 436,342,358,333.88
  4. Step 4: Simplify right side
    1,242,317,475,169.10x = 813,194,907,206,968,984,731,648
  5. Step 5: Solve for x
    x = 813,194,907,206,968,984,731,648/1,242,317,475,169.10
  6. Step 6: Final answer
    x = 654,578,981,186.98

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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.