Home / 223,476,357.60-335,228,703.12-70,128,465.12

Finding the Fourth Proportional to 223,476,357.60, 335,228,703.12 and 70,128,465.12

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Solution

The fourth proportional to 223,476,357.60, 335,228,703.12 and 70,128,465.12 is: 105,197,143.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,476,357.60 : 335,228,703.12 = 70,128,465.12 : x
  2. Step 2: Convert to fraction form
    223,476,357.60/335,228,703.12 = 70,128,465.12/x
  3. Step 3: Cross multiply
    223,476,357.60x = 335,228,703.12 × 70,128,465.12
  4. Step 4: Simplify right side
    223,476,357.60x = 23,509,074,413,973,756
  5. Step 5: Solve for x
    x = 23,509,074,413,973,756/223,476,357.60
  6. Step 6: Final answer
    x = 105,197,143.30

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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.