Home / 166,035,367.40-249,053,051.10-105,718,490.60

Finding the Fourth Proportional to 166,035,367.40, 249,053,051.10 and 105,718,490.60

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Solution

The fourth proportional to 166,035,367.40, 249,053,051.10 and 105,718,490.60 is: 158,577,735.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,035,367.40 : 249,053,051.10 = 105,718,490.60 : x
  2. Step 2: Convert to fraction form
    166,035,367.40/249,053,051.10 = 105,718,490.60/x
  3. Step 3: Cross multiply
    166,035,367.40x = 249,053,051.10 × 105,718,490.60
  4. Step 4: Simplify right side
    166,035,367.40x = 26,329,512,641,616,668
  5. Step 5: Solve for x
    x = 26,329,512,641,616,668/166,035,367.40
  6. Step 6: Final answer
    x = 158,577,735.90

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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.