Home / 232,598,423.40-320,987,947.14-128,180,241.24

Finding the Fourth Proportional to 232,598,423.40, 320,987,947.14 and 128,180,241.24

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Solution

The fourth proportional to 232,598,423.40, 320,987,947.14 and 128,180,241.24 is: 176,889,902.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,598,423.40 : 320,987,947.14 = 128,180,241.24 : x
  2. Step 2: Convert to fraction form
    232,598,423.40/320,987,947.14 = 128,180,241.24/x
  3. Step 3: Cross multiply
    232,598,423.40x = 320,987,947.14 × 128,180,241.24
  4. Step 4: Simplify right side
    232,598,423.40x = 41,144,312,499,537,568
  5. Step 5: Solve for x
    x = 41,144,312,499,537,568/232,598,423.40
  6. Step 6: Final answer
    x = 176,889,902.77

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1.5x scale

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.