Home / 407,370,513.92-611,039,199.36-100,654,903.04

Finding the Fourth Proportional to 407,370,513.92, 611,039,199.36 and 100,654,903.04

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Solution

The fourth proportional to 407,370,513.92, 611,039,199.36 and 100,654,903.04 is: 150,978,260.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,370,513.92 : 611,039,199.36 = 100,654,903.04 : x
  2. Step 2: Convert to fraction form
    407,370,513.92/611,039,199.36 = 100,654,903.04/x
  3. Step 3: Cross multiply
    407,370,513.92x = 611,039,199.36 × 100,654,903.04
  4. Step 4: Simplify right side
    407,370,513.92x = 61,504,091,365,220,032
  5. Step 5: Solve for x
    x = 61,504,091,365,220,032/407,370,513.92
  6. Step 6: Final answer
    x = 150,978,260.00

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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.