Home / 133,779,869.20-200,669,803.80-73,313,693.20

Finding the Fourth Proportional to 133,779,869.20, 200,669,803.80 and 73,313,693.20

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Solution

The fourth proportional to 133,779,869.20, 200,669,803.80 and 73,313,693.20 is: 109,970,539.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,779,869.20 : 200,669,803.80 = 73,313,693.20 : x
  2. Step 2: Convert to fraction form
    133,779,869.20/200,669,803.80 = 73,313,693.20/x
  3. Step 3: Cross multiply
    133,779,869.20x = 200,669,803.80 × 73,313,693.20
  4. Step 4: Simplify right side
    133,779,869.20x = 14,711,844,430,297,396
  5. Step 5: Solve for x
    x = 14,711,844,430,297,396/133,779,869.20
  6. Step 6: Final answer
    x = 109,970,539.80

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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.