Home / 4,770,326,878.77-7,158,758,845.65-1,664,909,521.05

Finding the Fourth Proportional to 4,770,326,878.77, 7,158,758,845.65 and 1,664,909,521.05

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Solution

The fourth proportional to 4,770,326,878.77, 7,158,758,845.65 and 1,664,909,521.05 is: 2,498,505,042.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770,326,878.77 : 7,158,758,845.65 = 1,664,909,521.05 : x
  2. Step 2: Convert to fraction form
    4,770,326,878.77/7,158,758,845.65 = 1,664,909,521.05/x
  3. Step 3: Cross multiply
    4,770,326,878.77x = 7,158,758,845.65 × 1,664,909,521.05
  4. Step 4: Simplify right side
    4,770,326,878.77x = 11,918,685,761,023,590,400
  5. Step 5: Solve for x
    x = 11,918,685,761,023,590,400/4,770,326,878.77
  6. Step 6: Final answer
    x = 2,498,505,042.51

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1.5x scale

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.