Home / 149,909,660.80-224,864,491.20-73,281,846.40

Finding the Fourth Proportional to 149,909,660.80, 224,864,491.20 and 73,281,846.40

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Solution

The fourth proportional to 149,909,660.80, 224,864,491.20 and 73,281,846.40 is: 109,922,769.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,909,660.80 : 224,864,491.20 = 73,281,846.40 : x
  2. Step 2: Convert to fraction form
    149,909,660.80/224,864,491.20 = 73,281,846.40/x
  3. Step 3: Cross multiply
    149,909,660.80x = 224,864,491.20 × 73,281,846.40
  4. Step 4: Simplify right side
    149,909,660.80x = 16,478,485,104,932,552
  5. Step 5: Solve for x
    x = 16,478,485,104,932,552/149,909,660.80
  6. Step 6: Final answer
    x = 109,922,769.60

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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.