Home / 123,039,101.70-184,558,652.55-121,125,914.10

Finding the Fourth Proportional to 123,039,101.70, 184,558,652.55 and 121,125,914.10

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Solution

The fourth proportional to 123,039,101.70, 184,558,652.55 and 121,125,914.10 is: 181,688,871.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,039,101.70 : 184,558,652.55 = 121,125,914.10 : x
  2. Step 2: Convert to fraction form
    123,039,101.70/184,558,652.55 = 121,125,914.10/x
  3. Step 3: Cross multiply
    123,039,101.70x = 184,558,652.55 × 121,125,914.10
  4. Step 4: Simplify right side
    123,039,101.70x = 22,354,835,495,183,048
  5. Step 5: Solve for x
    x = 22,354,835,495,183,048/123,039,101.70
  6. Step 6: Final answer
    x = 181,688,871.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.