Home / 286,303,094.70-429,422,481.54-79,070,965.98

Finding the Fourth Proportional to 286,303,094.70, 429,422,481.54 and 79,070,965.98

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Solution

The fourth proportional to 286,303,094.70, 429,422,481.54 and 79,070,965.98 is: 118,597,566.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,303,094.70 : 429,422,481.54 = 79,070,965.98 : x
  2. Step 2: Convert to fraction form
    286,303,094.70/429,422,481.54 = 79,070,965.98/x
  3. Step 3: Cross multiply
    286,303,094.70x = 429,422,481.54 × 79,070,965.98
  4. Step 4: Simplify right side
    286,303,094.70x = 33,954,850,428,896,520
  5. Step 5: Solve for x
    x = 33,954,850,428,896,520/286,303,094.70
  6. Step 6: Final answer
    x = 118,597,566.91

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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.