Home / 75,574,770.58-104,289,828.33-42,085,976.95

Finding the Fourth Proportional to 75,574,770.58, 104,289,828.33 and 42,085,976.95

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Solution

The fourth proportional to 75,574,770.58, 104,289,828.33 and 42,085,976.95 is: 58,076,779.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,574,770.58 : 104,289,828.33 = 42,085,976.95 : x
  2. Step 2: Convert to fraction form
    75,574,770.58/104,289,828.33 = 42,085,976.95/x
  3. Step 3: Cross multiply
    75,574,770.58x = 104,289,828.33 × 42,085,976.95
  4. Step 4: Simplify right side
    75,574,770.58x = 4,389,139,311,215,837
  5. Step 5: Solve for x
    x = 4,389,139,311,215,837/75,574,770.58
  6. Step 6: Final answer
    x = 58,076,779.82

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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.