Home / 96,980,904.40-145,542,215.40-68,283,090.40

Finding the Fourth Proportional to 96,980,904.40, 145,542,215.40 and 68,283,090.40

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Solution

The fourth proportional to 96,980,904.40, 145,542,215.40 and 68,283,090.40 is: 102,474,526.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,980,904.40 : 145,542,215.40 = 68,283,090.40 : x
  2. Step 2: Convert to fraction form
    96,980,904.40/145,542,215.40 = 68,283,090.40/x
  3. Step 3: Cross multiply
    96,980,904.40x = 145,542,215.40 × 68,283,090.40
  4. Step 4: Simplify right side
    96,980,904.40x = 9,938,072,251,174,474
  5. Step 5: Solve for x
    x = 9,938,072,251,174,474/96,980,904.40
  6. Step 6: Final answer
    x = 102,474,526.43

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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.