Home / 1,679,511,741.61-2,317,727,200.56-936,955,804.36

Finding the Fourth Proportional to 1,679,511,741.61, 2,317,727,200.56 and 936,955,804.36

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Solution

The fourth proportional to 1,679,511,741.61, 2,317,727,200.56 and 936,955,804.36 is: 1,292,999,566.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,511,741.61 : 2,317,727,200.56 = 936,955,804.36 : x
  2. Step 2: Convert to fraction form
    1,679,511,741.61/2,317,727,200.56 = 936,955,804.36/x
  3. Step 3: Cross multiply
    1,679,511,741.61x = 2,317,727,200.56 × 936,955,804.36
  4. Step 4: Simplify right side
    1,679,511,741.61x = 2,171,607,953,482,748,416
  5. Step 5: Solve for x
    x = 2,171,607,953,482,748,416/1,679,511,741.61
  6. Step 6: Final answer
    x = 1,292,999,566.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.