Home / 223,329,368.40-335,004,550.20-69,980,427.60

Finding the Fourth Proportional to 223,329,368.40, 335,004,550.20 and 69,980,427.60

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Solution

The fourth proportional to 223,329,368.40, 335,004,550.20 and 69,980,427.60 is: 104,973,930.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,329,368.40 : 335,004,550.20 = 69,980,427.60 : x
  2. Step 2: Convert to fraction form
    223,329,368.40/335,004,550.20 = 69,980,427.60/x
  3. Step 3: Cross multiply
    223,329,368.40x = 335,004,550.20 × 69,980,427.60
  4. Step 4: Simplify right side
    223,329,368.40x = 23,443,761,670,941,664
  5. Step 5: Solve for x
    x = 23,443,761,670,941,664/223,329,368.40
  6. Step 6: Final answer
    x = 104,973,930.83

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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.