Home / 152,319,651.12-210,202,630.20-82,705,604.04

Finding the Fourth Proportional to 152,319,651.12, 210,202,630.20 and 82,705,604.04

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Solution

The fourth proportional to 152,319,651.12, 210,202,630.20 and 82,705,604.04 is: 114,134,554.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,319,651.12 : 210,202,630.20 = 82,705,604.04 : x
  2. Step 2: Convert to fraction form
    152,319,651.12/210,202,630.20 = 82,705,604.04/x
  3. Step 3: Cross multiply
    152,319,651.12x = 210,202,630.20 × 82,705,604.04
  4. Step 4: Simplify right side
    152,319,651.12x = 17,384,935,501,487,746
  5. Step 5: Solve for x
    x = 17,384,935,501,487,746/152,319,651.12
  6. Step 6: Final answer
    x = 114,134,554.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.