Home / 186,164,597.70-279,246,896.55-166,076,127.90

Finding the Fourth Proportional to 186,164,597.70, 279,246,896.55 and 166,076,127.90

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Solution

The fourth proportional to 186,164,597.70, 279,246,896.55 and 166,076,127.90 is: 249,114,191.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,164,597.70 : 279,246,896.55 = 166,076,127.90 : x
  2. Step 2: Convert to fraction form
    186,164,597.70/279,246,896.55 = 166,076,127.90/x
  3. Step 3: Cross multiply
    186,164,597.70x = 279,246,896.55 × 166,076,127.90
  4. Step 4: Simplify right side
    186,164,597.70x = 46,376,243,307,115,872
  5. Step 5: Solve for x
    x = 46,376,243,307,115,872/186,164,597.70
  6. Step 6: Final answer
    x = 249,114,191.85

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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.