Home / 114,649,848.99-171,804,712.10-84,208,908.51

Finding the Fourth Proportional to 114,649,848.99, 171,804,712.10 and 84,208,908.51

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Solution

The fourth proportional to 114,649,848.99, 171,804,712.10 and 84,208,908.51 is: 126,188,454.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,649,848.99 : 171,804,712.10 = 84,208,908.51 : x
  2. Step 2: Convert to fraction form
    114,649,848.99/171,804,712.10 = 84,208,908.51/x
  3. Step 3: Cross multiply
    114,649,848.99x = 171,804,712.10 × 84,208,908.51
  4. Step 4: Simplify right side
    114,649,848.99x = 14,467,487,282,394,746
  5. Step 5: Solve for x
    x = 14,467,487,282,394,746/114,649,848.99
  6. Step 6: Final answer
    x = 126,188,454.76

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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.