Home / 119,151,205.60-178,726,808.40-38,372,173.60

Finding the Fourth Proportional to 119,151,205.60, 178,726,808.40 and 38,372,173.60

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Solution

The fourth proportional to 119,151,205.60, 178,726,808.40 and 38,372,173.60 is: 57,558,260.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,151,205.60 : 178,726,808.40 = 38,372,173.60 : x
  2. Step 2: Convert to fraction form
    119,151,205.60/178,726,808.40 = 38,372,173.60/x
  3. Step 3: Cross multiply
    119,151,205.60x = 178,726,808.40 × 38,372,173.60
  4. Step 4: Simplify right side
    119,151,205.60x = 6,858,136,118,898,739
  5. Step 5: Solve for x
    x = 6,858,136,118,898,739/119,151,205.60
  6. Step 6: Final answer
    x = 57,558,260.40

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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.