Home / 369,866,396.94-510,222,115.08-228,692,489.46

Finding the Fourth Proportional to 369,866,396.94, 510,222,115.08 and 228,692,489.46

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Solution

The fourth proportional to 369,866,396.94, 510,222,115.08 and 228,692,489.46 is: 315,475,984.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,866,396.94 : 510,222,115.08 = 228,692,489.46 : x
  2. Step 2: Convert to fraction form
    369,866,396.94/510,222,115.08 = 228,692,489.46/x
  3. Step 3: Cross multiply
    369,866,396.94x = 510,222,115.08 × 228,692,489.46
  4. Step 4: Simplify right side
    369,866,396.94x = 116,683,965,675,191,808
  5. Step 5: Solve for x
    x = 116,683,965,675,191,808/369,866,396.94
  6. Step 6: Final answer
    x = 315,475,984.41

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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.