Home / 73,030,412.16-109,450,235.63-55,695,138.88

Finding the Fourth Proportional to 73,030,412.16, 109,450,235.63 and 55,695,138.88

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Solution

The fourth proportional to 73,030,412.16, 109,450,235.63 and 55,695,138.88 is: 83,469,966.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,030,412.16 : 109,450,235.63 = 55,695,138.88 : x
  2. Step 2: Convert to fraction form
    73,030,412.16/109,450,235.63 = 55,695,138.88/x
  3. Step 3: Cross multiply
    73,030,412.16x = 109,450,235.63 × 55,695,138.88
  4. Step 4: Simplify right side
    73,030,412.16x = 6,095,846,073,861,574
  5. Step 5: Solve for x
    x = 6,095,846,073,861,574/73,030,412.16
  6. Step 6: Final answer
    x = 83,469,966.74

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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.