Home / 239,152,885.51-330,037,976.78-140,024,358.31

Finding the Fourth Proportional to 239,152,885.51, 330,037,976.78 and 140,024,358.31

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Solution

The fourth proportional to 239,152,885.51, 330,037,976.78 and 140,024,358.31 is: 193,237,709.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,152,885.51 : 330,037,976.78 = 140,024,358.31 : x
  2. Step 2: Convert to fraction form
    239,152,885.51/330,037,976.78 = 140,024,358.31/x
  3. Step 3: Cross multiply
    239,152,885.51x = 330,037,976.78 × 140,024,358.31
  4. Step 4: Simplify right side
    239,152,885.51x = 46,213,355,916,550,176
  5. Step 5: Solve for x
    x = 46,213,355,916,550,176/239,152,885.51
  6. Step 6: Final answer
    x = 193,237,709.92

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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.