Home / 286,303,237.33-429,422,695.46-79,071,108.77

Finding the Fourth Proportional to 286,303,237.33, 429,422,695.46 and 79,071,108.77

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Solution

The fourth proportional to 286,303,237.33, 429,422,695.46 and 79,071,108.77 is: 118,597,781.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,303,237.33 : 429,422,695.46 = 79,071,108.77 : x
  2. Step 2: Convert to fraction form
    286,303,237.33/429,422,695.46 = 79,071,108.77/x
  3. Step 3: Cross multiply
    286,303,237.33x = 429,422,695.46 × 79,071,108.77
  4. Step 4: Simplify right side
    286,303,237.33x = 33,954,928,660,628,888
  5. Step 5: Solve for x
    x = 33,954,928,660,628,888/286,303,237.33
  6. Step 6: Final answer
    x = 118,597,781.07

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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.