Home / 109,039,688.20-163,559,532.30-39,952,358.20

Finding the Fourth Proportional to 109,039,688.20, 163,559,532.30 and 39,952,358.20

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Solution

The fourth proportional to 109,039,688.20, 163,559,532.30 and 39,952,358.20 is: 59,928,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,039,688.20 : 163,559,532.30 = 39,952,358.20 : x
  2. Step 2: Convert to fraction form
    109,039,688.20/163,559,532.30 = 39,952,358.20/x
  3. Step 3: Cross multiply
    109,039,688.20x = 163,559,532.30 × 39,952,358.20
  4. Step 4: Simplify right side
    109,039,688.20x = 6,534,589,021,474,071
  5. Step 5: Solve for x
    x = 6,534,589,021,474,071/109,039,688.20
  6. Step 6: Final answer
    x = 59,928,537.30

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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.