Home / 166,485,855.60-249,728,783.40-159,683,410.80

Finding the Fourth Proportional to 166,485,855.60, 249,728,783.40 and 159,683,410.80

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Solution

The fourth proportional to 166,485,855.60, 249,728,783.40 and 159,683,410.80 is: 239,525,116.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,485,855.60 : 249,728,783.40 = 159,683,410.80 : x
  2. Step 2: Convert to fraction form
    166,485,855.60/249,728,783.40 = 159,683,410.80/x
  3. Step 3: Cross multiply
    166,485,855.60x = 249,728,783.40 × 159,683,410.80
  4. Step 4: Simplify right side
    166,485,855.60x = 39,877,543,908,246,424
  5. Step 5: Solve for x
    x = 39,877,543,908,246,424/166,485,855.60
  6. Step 6: Final answer
    x = 239,525,116.20

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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.