Home / 249,103,660.80-373,655,491.20-163,107,321.60

Finding the Fourth Proportional to 249,103,660.80, 373,655,491.20 and 163,107,321.60

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Solution

The fourth proportional to 249,103,660.80, 373,655,491.20 and 163,107,321.60 is: 244,660,982.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,103,660.80 : 373,655,491.20 = 163,107,321.60 : x
  2. Step 2: Convert to fraction form
    249,103,660.80/373,655,491.20 = 163,107,321.60/x
  3. Step 3: Cross multiply
    249,103,660.80x = 373,655,491.20 × 163,107,321.60
  4. Step 4: Simplify right side
    249,103,660.80x = 60,945,946,370,764,368
  5. Step 5: Solve for x
    x = 60,945,946,370,764,368/249,103,660.80
  6. Step 6: Final answer
    x = 244,660,982.40

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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.