Home / 146,093,681.20-201,615,617.48-80,903,585.20

Finding the Fourth Proportional to 146,093,681.20, 201,615,617.48 and 80,903,585.20

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Solution

The fourth proportional to 146,093,681.20, 201,615,617.48 and 80,903,585.20 is: 111,650,457.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,093,681.20 : 201,615,617.48 = 80,903,585.20 : x
  2. Step 2: Convert to fraction form
    146,093,681.20/201,615,617.48 = 80,903,585.20/x
  3. Step 3: Cross multiply
    146,093,681.20x = 201,615,617.48 × 80,903,585.20
  4. Step 4: Simplify right side
    146,093,681.20x = 16,311,426,286,443,790
  5. Step 5: Solve for x
    x = 16,311,426,286,443,790/146,093,681.20
  6. Step 6: Final answer
    x = 111,650,457.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.