Home / 1,436,681,572,021.20-2,155,027,949,034.90-347,576,820,199.72

Finding the Fourth Proportional to 1,436,681,572,021.20, 2,155,027,949,034.90 and 347,576,820,199.72

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Solution

The fourth proportional to 1,436,681,572,021.20, 2,155,027,949,034.90 and 347,576,820,199.72 is: 521,366,582,932.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,681,572,021.20 : 2,155,027,949,034.90 = 347,576,820,199.72 : x
  2. Step 2: Convert to fraction form
    1,436,681,572,021.20/2,155,027,949,034.90 = 347,576,820,199.72/x
  3. Step 3: Cross multiply
    1,436,681,572,021.20x = 2,155,027,949,034.90 × 347,576,820,199.72
  4. Step 4: Simplify right side
    1,436,681,572,021.20x = 749,037,761,967,074,740,011,008
  5. Step 5: Solve for x
    x = 749,037,761,967,074,740,011,008/1,436,681,572,021.20
  6. Step 6: Final answer
    x = 521,366,582,932.70

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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.