Home / 398,726,003,977.60-598,090,538,741.75-96,538,103,159.49

Finding the Fourth Proportional to 398,726,003,977.60, 598,090,538,741.75 and 96,538,103,159.49

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Solution

The fourth proportional to 398,726,003,977.60, 598,090,538,741.75 and 96,538,103,159.49 is: 144,807,525,849.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,726,003,977.60 : 598,090,538,741.75 = 96,538,103,159.49 : x
  2. Step 2: Convert to fraction form
    398,726,003,977.60/598,090,538,741.75 = 96,538,103,159.49/x
  3. Step 3: Cross multiply
    398,726,003,977.60x = 598,090,538,741.75 × 96,538,103,159.49
  4. Step 4: Simplify right side
    398,726,003,977.60x = 57,738,526,127,766,011,641,856
  5. Step 5: Solve for x
    x = 57,738,526,127,766,011,641,856/398,726,003,977.60
  6. Step 6: Final answer
    x = 144,807,525,849.28

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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.