Home / 1,149,714,006.20-1,724,571,009.30-413,136,780.20

Finding the Fourth Proportional to 1,149,714,006.20, 1,724,571,009.30 and 413,136,780.20

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Solution

The fourth proportional to 1,149,714,006.20, 1,724,571,009.30 and 413,136,780.20 is: 619,705,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,714,006.20 : 1,724,571,009.30 = 413,136,780.20 : x
  2. Step 2: Convert to fraction form
    1,149,714,006.20/1,724,571,009.30 = 413,136,780.20/x
  3. Step 3: Cross multiply
    1,149,714,006.20x = 1,724,571,009.30 × 413,136,780.20
  4. Step 4: Simplify right side
    1,149,714,006.20x = 712,483,714,008,466,176
  5. Step 5: Solve for x
    x = 712,483,714,008,466,176/1,149,714,006.20
  6. Step 6: Final answer
    x = 619,705,170.30

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1.5x scale

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.