Home / 166,484,766.70-249,727,150.05-163,614,985.30

Finding the Fourth Proportional to 166,484,766.70, 249,727,150.05 and 163,614,985.30

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Solution

The fourth proportional to 166,484,766.70, 249,727,150.05 and 163,614,985.30 is: 245,422,477.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,484,766.70 : 249,727,150.05 = 163,614,985.30 : x
  2. Step 2: Convert to fraction form
    166,484,766.70/249,727,150.05 = 163,614,985.30/x
  3. Step 3: Cross multiply
    166,484,766.70x = 249,727,150.05 × 163,614,985.30
  4. Step 4: Simplify right side
    166,484,766.70x = 40,859,103,984,441,648
  5. Step 5: Solve for x
    x = 40,859,103,984,441,648/166,484,766.70
  6. Step 6: Final answer
    x = 245,422,477.95

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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.