Home / 186,967,817.55-280,457,439.75-64,144,412.08

Finding the Fourth Proportional to 186,967,817.55, 280,457,439.75 and 64,144,412.08

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Solution

The fourth proportional to 186,967,817.55, 280,457,439.75 and 64,144,412.08 is: 96,218,578.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,967,817.55 : 280,457,439.75 = 64,144,412.08 : x
  2. Step 2: Convert to fraction form
    186,967,817.55/280,457,439.75 = 64,144,412.08/x
  3. Step 3: Cross multiply
    186,967,817.55x = 280,457,439.75 × 64,144,412.08
  4. Step 4: Simplify right side
    186,967,817.55x = 17,989,777,586,225,772
  5. Step 5: Solve for x
    x = 17,989,777,586,225,772/186,967,817.55
  6. Step 6: Final answer
    x = 96,218,578.27

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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.