Home / 7,128,973,090.85-10,693,444,939.63-4,022,145,385.25

Finding the Fourth Proportional to 7,128,973,090.85, 10,693,444,939.63 and 4,022,145,385.25

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Solution

The fourth proportional to 7,128,973,090.85, 10,693,444,939.63 and 4,022,145,385.25 is: 6,033,209,786.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,128,973,090.85 : 10,693,444,939.63 = 4,022,145,385.25 : x
  2. Step 2: Convert to fraction form
    7,128,973,090.85/10,693,444,939.63 = 4,022,145,385.25/x
  3. Step 3: Cross multiply
    7,128,973,090.85x = 10,693,444,939.63 × 4,022,145,385.25
  4. Step 4: Simplify right side
    7,128,973,090.85x = 43,010,590,216,296,259,584
  5. Step 5: Solve for x
    x = 43,010,590,216,296,259,584/7,128,973,090.85
  6. Step 6: Final answer
    x = 6,033,209,786.07

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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.