Home / 40,321,155,138.30-60,481,732,707.45-26,389,748,187.90

Finding the Fourth Proportional to 40,321,155,138.30, 60,481,732,707.45 and 26,389,748,187.90

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Solution

The fourth proportional to 40,321,155,138.30, 60,481,732,707.45 and 26,389,748,187.90 is: 39,584,622,281.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,321,155,138.30 : 60,481,732,707.45 = 26,389,748,187.90 : x
  2. Step 2: Convert to fraction form
    40,321,155,138.30/60,481,732,707.45 = 26,389,748,187.90/x
  3. Step 3: Cross multiply
    40,321,155,138.30x = 60,481,732,707.45 × 26,389,748,187.90
  4. Step 4: Simplify right side
    40,321,155,138.30x = 1,596,097,696,117,480,751,104
  5. Step 5: Solve for x
    x = 1,596,097,696,117,480,751,104/40,321,155,138.30
  6. Step 6: Final answer
    x = 39,584,622,281.85

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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.