Home / 108,364,007.63-149,542,330.53-64,903,943.63

Finding the Fourth Proportional to 108,364,007.63, 149,542,330.53 and 64,903,943.63

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Solution

The fourth proportional to 108,364,007.63, 149,542,330.53 and 64,903,943.63 is: 89,567,442.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,364,007.63 : 149,542,330.53 = 64,903,943.63 : x
  2. Step 2: Convert to fraction form
    108,364,007.63/149,542,330.53 = 64,903,943.63/x
  3. Step 3: Cross multiply
    108,364,007.63x = 149,542,330.53 × 64,903,943.63
  4. Step 4: Simplify right side
    108,364,007.63x = 9,705,886,990,270,236
  5. Step 5: Solve for x
    x = 9,705,886,990,270,236/108,364,007.63
  6. Step 6: Final answer
    x = 89,567,442.21

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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.