Home / 535,177,561.80-802,529,072.24-286,122,384.12

Finding the Fourth Proportional to 535,177,561.80, 802,529,072.24 and 286,122,384.12

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Solution

The fourth proportional to 535,177,561.80, 802,529,072.24 and 286,122,384.12 is: 429,056,724.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,177,561.80 : 802,529,072.24 = 286,122,384.12 : x
  2. Step 2: Convert to fraction form
    535,177,561.80/802,529,072.24 = 286,122,384.12/x
  3. Step 3: Cross multiply
    535,177,561.80x = 802,529,072.24 × 286,122,384.12
  4. Step 4: Simplify right side
    535,177,561.80x = 229,621,531,474,920,512
  5. Step 5: Solve for x
    x = 229,621,531,474,920,512/535,177,561.80
  6. Step 6: Final answer
    x = 429,056,724.09

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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.