Home / 1,724,571,008.80-2,586,856,513.20-619,705,169.80

Finding the Fourth Proportional to 1,724,571,008.80, 2,586,856,513.20 and 619,705,169.80

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Solution

The fourth proportional to 1,724,571,008.80, 2,586,856,513.20 and 619,705,169.80 is: 929,557,754.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,571,008.80 : 2,586,856,513.20 = 619,705,169.80 : x
  2. Step 2: Convert to fraction form
    1,724,571,008.80/2,586,856,513.20 = 619,705,169.80/x
  3. Step 3: Cross multiply
    1,724,571,008.80x = 2,586,856,513.20 × 619,705,169.80
  4. Step 4: Simplify right side
    1,724,571,008.80x = 1,603,088,354,760,841,728
  5. Step 5: Solve for x
    x = 1,603,088,354,760,841,728/1,724,571,008.80
  6. Step 6: Final answer
    x = 929,557,754.70

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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.