Home / 186,624,005.80-279,936,008.70-148,076,818.60

Finding the Fourth Proportional to 186,624,005.80, 279,936,008.70 and 148,076,818.60

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Solution

The fourth proportional to 186,624,005.80, 279,936,008.70 and 148,076,818.60 is: 222,115,227.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,005.80 : 279,936,008.70 = 148,076,818.60 : x
  2. Step 2: Convert to fraction form
    186,624,005.80/279,936,008.70 = 148,076,818.60/x
  3. Step 3: Cross multiply
    186,624,005.80x = 279,936,008.70 × 148,076,818.60
  4. Step 4: Simplify right side
    186,624,005.80x = 41,452,033,579,877,920
  5. Step 5: Solve for x
    x = 41,452,033,579,877,920/186,624,005.80
  6. Step 6: Final answer
    x = 222,115,227.90

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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.