Home / 166,002,193.80-249,003,290.70-163,734,712.20

Finding the Fourth Proportional to 166,002,193.80, 249,003,290.70 and 163,734,712.20

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Solution

The fourth proportional to 166,002,193.80, 249,003,290.70 and 163,734,712.20 is: 245,602,068.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,002,193.80 : 249,003,290.70 = 163,734,712.20 : x
  2. Step 2: Convert to fraction form
    166,002,193.80/249,003,290.70 = 163,734,712.20/x
  3. Step 3: Cross multiply
    166,002,193.80x = 249,003,290.70 × 163,734,712.20
  4. Step 4: Simplify right side
    166,002,193.80x = 40,770,482,139,617,432
  5. Step 5: Solve for x
    x = 40,770,482,139,617,432/166,002,193.80
  6. Step 6: Final answer
    x = 245,602,068.30

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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.