Home / 186,624,534.40-279,936,801.60-65,412,246.40

Finding the Fourth Proportional to 186,624,534.40, 279,936,801.60 and 65,412,246.40

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Solution

The fourth proportional to 186,624,534.40, 279,936,801.60 and 65,412,246.40 is: 98,118,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,534.40 : 279,936,801.60 = 65,412,246.40 : x
  2. Step 2: Convert to fraction form
    186,624,534.40/279,936,801.60 = 65,412,246.40/x
  3. Step 3: Cross multiply
    186,624,534.40x = 279,936,801.60 × 65,412,246.40
  4. Step 4: Simplify right side
    186,624,534.40x = 18,311,295,042,687,116
  5. Step 5: Solve for x
    x = 18,311,295,042,687,116/186,624,534.40
  6. Step 6: Final answer
    x = 98,118,369.60

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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.