Home / 210,030,267.24-289,846,408.53-115,944,191.34

Finding the Fourth Proportional to 210,030,267.24, 289,846,408.53 and 115,944,191.34

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Solution

The fourth proportional to 210,030,267.24, 289,846,408.53 and 115,944,191.34 is: 160,005,545.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,030,267.24 : 289,846,408.53 = 115,944,191.34 : x
  2. Step 2: Convert to fraction form
    210,030,267.24/289,846,408.53 = 115,944,191.34/x
  3. Step 3: Cross multiply
    210,030,267.24x = 289,846,408.53 × 115,944,191.34
  4. Step 4: Simplify right side
    210,030,267.24x = 33,606,007,449,814,124
  5. Step 5: Solve for x
    x = 33,606,007,449,814,124/210,030,267.24
  6. Step 6: Final answer
    x = 160,005,545.35

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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.