Home / 1,724,571,009.80-2,586,856,514.70-619,705,170.80

Finding the Fourth Proportional to 1,724,571,009.80, 2,586,856,514.70 and 619,705,170.80

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Solution

The fourth proportional to 1,724,571,009.80, 2,586,856,514.70 and 619,705,170.80 is: 929,557,756.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,571,009.80 : 2,586,856,514.70 = 619,705,170.80 : x
  2. Step 2: Convert to fraction form
    1,724,571,009.80/2,586,856,514.70 = 619,705,170.80/x
  3. Step 3: Cross multiply
    1,724,571,009.80x = 2,586,856,514.70 × 619,705,170.80
  4. Step 4: Simplify right side
    1,724,571,009.80x = 1,603,088,358,277,255,936
  5. Step 5: Solve for x
    x = 1,603,088,358,277,255,936/1,724,571,009.80
  6. Step 6: Final answer
    x = 929,557,756.20

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Double scale
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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.