Home / 166,038,086.80-249,057,130.20-163,770,605.20

Finding the Fourth Proportional to 166,038,086.80, 249,057,130.20 and 163,770,605.20

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Solution

The fourth proportional to 166,038,086.80, 249,057,130.20 and 163,770,605.20 is: 245,655,907.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,038,086.80 : 249,057,130.20 = 163,770,605.20 : x
  2. Step 2: Convert to fraction form
    166,038,086.80/249,057,130.20 = 163,770,605.20/x
  3. Step 3: Cross multiply
    166,038,086.80x = 249,057,130.20 × 163,770,605.20
  4. Step 4: Simplify right side
    166,038,086.80x = 40,788,236,942,229,192
  5. Step 5: Solve for x
    x = 40,788,236,942,229,192/166,038,086.80
  6. Step 6: Final answer
    x = 245,655,907.80

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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.