Home / 152,370,507.72-210,272,818.14-82,757,247.96

Finding the Fourth Proportional to 152,370,507.72, 210,272,818.14 and 82,757,247.96

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Solution

The fourth proportional to 152,370,507.72, 210,272,818.14 and 82,757,247.96 is: 114,205,826.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,370,507.72 : 210,272,818.14 = 82,757,247.96 : x
  2. Step 2: Convert to fraction form
    152,370,507.72/210,272,818.14 = 82,757,247.96/x
  3. Step 3: Cross multiply
    152,370,507.72x = 210,272,818.14 × 82,757,247.96
  4. Step 4: Simplify right side
    152,370,507.72x = 17,401,599,750,059,964
  5. Step 5: Solve for x
    x = 17,401,599,750,059,964/152,370,507.72
  6. Step 6: Final answer
    x = 114,205,826.38

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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.