Home / 108,354,680.63-149,529,009.30-64,337,913.35

Finding the Fourth Proportional to 108,354,680.63, 149,529,009.30 and 64,337,913.35

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Solution

The fourth proportional to 108,354,680.63, 149,529,009.30 and 64,337,913.35 is: 88,786,053.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,354,680.63 : 149,529,009.30 = 64,337,913.35 : x
  2. Step 2: Convert to fraction form
    108,354,680.63/149,529,009.30 = 64,337,913.35/x
  3. Step 3: Cross multiply
    108,354,680.63x = 149,529,009.30 × 64,337,913.35
  4. Step 4: Simplify right side
    108,354,680.63x = 9,620,384,442,907,100
  5. Step 5: Solve for x
    x = 9,620,384,442,907,100/108,354,680.63
  6. Step 6: Final answer
    x = 88,786,053.24

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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.