Home / 153,749,046.96-230,681,371.56-91,536,259.30

Finding the Fourth Proportional to 153,749,046.96, 230,681,371.56 and 91,536,259.30

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Solution

The fourth proportional to 153,749,046.96, 230,681,371.56 and 91,536,259.30 is: 137,338,801.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,749,046.96 : 230,681,371.56 = 91,536,259.30 : x
  2. Step 2: Convert to fraction form
    153,749,046.96/230,681,371.56 = 91,536,259.30/x
  3. Step 3: Cross multiply
    153,749,046.96x = 230,681,371.56 × 91,536,259.30
  4. Step 4: Simplify right side
    153,749,046.96x = 21,115,709,842,795,804
  5. Step 5: Solve for x
    x = 21,115,709,842,795,804/153,749,046.96
  6. Step 6: Final answer
    x = 137,338,801.51

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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.