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Finding the Fourth Proportional to 166,112,276.80, 249,168,415.20 and 166,112,276.80

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Solution

The fourth proportional to 166,112,276.80, 249,168,415.20 and 166,112,276.80 is: 249,168,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,112,276.80 : 249,168,415.20 = 166,112,276.80 : x
  2. Step 2: Convert to fraction form
    166,112,276.80/249,168,415.20 = 166,112,276.80/x
  3. Step 3: Cross multiply
    166,112,276.80x = 249,168,415.20 × 166,112,276.80
  4. Step 4: Simplify right side
    166,112,276.80x = 41,389,932,755,519,728
  5. Step 5: Solve for x
    x = 41,389,932,755,519,728/166,112,276.80
  6. Step 6: Final answer
    x = 249,168,415.20

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1.5x scale

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.