Home / 149,724,289.60-224,586,434.40-73,007,828.80

Finding the Fourth Proportional to 149,724,289.60, 224,586,434.40 and 73,007,828.80

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Solution

The fourth proportional to 149,724,289.60, 224,586,434.40 and 73,007,828.80 is: 109,511,743.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,724,289.60 : 224,586,434.40 = 73,007,828.80 : x
  2. Step 2: Convert to fraction form
    149,724,289.60/224,586,434.40 = 73,007,828.80/x
  3. Step 3: Cross multiply
    149,724,289.60x = 224,586,434.40 × 73,007,828.80
  4. Step 4: Simplify right side
    149,724,289.60x = 16,396,567,953,477,630
  5. Step 5: Solve for x
    x = 16,396,567,953,477,630/149,724,289.60
  6. Step 6: Final answer
    x = 109,511,743.20

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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.