Home / 2,980,137,759.71-4,111,297,865.00-1,773,802,587.49

Finding the Fourth Proportional to 2,980,137,759.71, 4,111,297,865.00 and 1,773,802,587.49

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Solution

The fourth proportional to 2,980,137,759.71, 4,111,297,865.00 and 1,773,802,587.49 is: 2,447,078,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,137,759.71 : 4,111,297,865.00 = 1,773,802,587.49 : x
  2. Step 2: Convert to fraction form
    2,980,137,759.71/4,111,297,865.00 = 1,773,802,587.49/x
  3. Step 3: Cross multiply
    2,980,137,759.71x = 4,111,297,865.00 × 1,773,802,587.49
  4. Step 4: Simplify right side
    2,980,137,759.71x = 7,292,630,790,866,528,256
  5. Step 5: Solve for x
    x = 7,292,630,790,866,528,256/2,980,137,759.71
  6. Step 6: Final answer
    x = 2,447,078,416.80

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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.