Home / 185,903,234.79-256,914,552.01-152,359,807.28

Finding the Fourth Proportional to 185,903,234.79, 256,914,552.01 and 152,359,807.28

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Solution

The fourth proportional to 185,903,234.79, 256,914,552.01 and 152,359,807.28 is: 210,558,206.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,903,234.79 : 256,914,552.01 = 152,359,807.28 : x
  2. Step 2: Convert to fraction form
    185,903,234.79/256,914,552.01 = 152,359,807.28/x
  3. Step 3: Cross multiply
    185,903,234.79x = 256,914,552.01 × 152,359,807.28
  4. Step 4: Simplify right side
    185,903,234.79x = 39,143,451,631,593,840
  5. Step 5: Solve for x
    x = 39,143,451,631,593,840/185,903,234.79
  6. Step 6: Final answer
    x = 210,558,206.13

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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.