Home / 118,969,655.37-164,184,100.16-74,342,586.30

Finding the Fourth Proportional to 118,969,655.37, 164,184,100.16 and 74,342,586.30

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Solution

The fourth proportional to 118,969,655.37, 164,184,100.16 and 74,342,586.30 is: 102,596,503.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,969,655.37 : 164,184,100.16 = 74,342,586.30 : x
  2. Step 2: Convert to fraction form
    118,969,655.37/164,184,100.16 = 74,342,586.30/x
  3. Step 3: Cross multiply
    118,969,655.37x = 164,184,100.16 × 74,342,586.30
  4. Step 4: Simplify right side
    118,969,655.37x = 12,205,870,635,232,644
  5. Step 5: Solve for x
    x = 12,205,870,635,232,644/118,969,655.37
  6. Step 6: Final answer
    x = 102,596,503.26

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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.