Home / 185,903,235.79-256,914,553.39-152,359,808.28

Finding the Fourth Proportional to 185,903,235.79, 256,914,553.39 and 152,359,808.28

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Solution

The fourth proportional to 185,903,235.79, 256,914,553.39 and 152,359,808.28 is: 210,558,207.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,903,235.79 : 256,914,553.39 = 152,359,808.28 : x
  2. Step 2: Convert to fraction form
    185,903,235.79/256,914,553.39 = 152,359,808.28/x
  3. Step 3: Cross multiply
    185,903,235.79x = 256,914,553.39 × 152,359,808.28
  4. Step 4: Simplify right side
    185,903,235.79x = 39,143,452,098,842,224
  5. Step 5: Solve for x
    x = 39,143,452,098,842,224/185,903,235.79
  6. Step 6: Final answer
    x = 210,558,207.51

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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.