Home / 223,329,371.40-335,004,554.70-69,980,430.60

Finding the Fourth Proportional to 223,329,371.40, 335,004,554.70 and 69,980,430.60

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Solution

The fourth proportional to 223,329,371.40, 335,004,554.70 and 69,980,430.60 is: 104,973,935.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,329,371.40 : 335,004,554.70 = 69,980,430.60 : x
  2. Step 2: Convert to fraction form
    223,329,371.40/335,004,554.70 = 69,980,430.60/x
  3. Step 3: Cross multiply
    223,329,371.40x = 335,004,554.70 × 69,980,430.60
  4. Step 4: Simplify right side
    223,329,371.40x = 23,443,762,990,867,252
  5. Step 5: Solve for x
    x = 23,443,762,990,867,252/223,329,371.40
  6. Step 6: Final answer
    x = 104,973,935.33

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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.