Home / 186,624,005.80-279,936,008.70-168,767,588.20

Finding the Fourth Proportional to 186,624,005.80, 279,936,008.70 and 168,767,588.20

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Solution

The fourth proportional to 186,624,005.80, 279,936,008.70 and 168,767,588.20 is: 253,151,382.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,005.80 : 279,936,008.70 = 168,767,588.20 : x
  2. Step 2: Convert to fraction form
    186,624,005.80/279,936,008.70 = 168,767,588.20/x
  3. Step 3: Cross multiply
    186,624,005.80x = 279,936,008.70 × 168,767,588.20
  4. Step 4: Simplify right side
    186,624,005.80x = 47,244,125,038,633,208
  5. Step 5: Solve for x
    x = 47,244,125,038,633,208/186,624,005.80
  6. Step 6: Final answer
    x = 253,151,382.30

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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.