Home / 108,531,602.75-149,756,751.82-64,477,469.36

Finding the Fourth Proportional to 108,531,602.75, 149,756,751.82 and 64,477,469.36

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Solution

The fourth proportional to 108,531,602.75, 149,756,751.82 and 64,477,469.36 is: 88,968,891.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,531,602.75 : 149,756,751.82 = 64,477,469.36 : x
  2. Step 2: Convert to fraction form
    108,531,602.75/149,756,751.82 = 64,477,469.36/x
  3. Step 3: Cross multiply
    108,531,602.75x = 149,756,751.82 × 64,477,469.36
  4. Step 4: Simplify right side
    108,531,602.75x = 9,655,936,376,927,174
  5. Step 5: Solve for x
    x = 9,655,936,376,927,174/108,531,602.75
  6. Step 6: Final answer
    x = 88,968,891.39

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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.