Home / 108,461,852.85-149,723,162.58-73,227,390.39

Finding the Fourth Proportional to 108,461,852.85, 149,723,162.58 and 73,227,390.39

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Solution

The fourth proportional to 108,461,852.85, 149,723,162.58 and 73,227,390.39 is: 101,084,724.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,461,852.85 : 149,723,162.58 = 73,227,390.39 : x
  2. Step 2: Convert to fraction form
    108,461,852.85/149,723,162.58 = 73,227,390.39/x
  3. Step 3: Cross multiply
    108,461,852.85x = 149,723,162.58 × 73,227,390.39
  4. Step 4: Simplify right side
    108,461,852.85x = 10,963,836,476,671,100
  5. Step 5: Solve for x
    x = 10,963,836,476,671,100/108,461,852.85
  6. Step 6: Final answer
    x = 101,084,724.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.