Home / 8,392,010,060.21-12,581,809,334.89-5,075,087,221.27

Finding the Fourth Proportional to 8,392,010,060.21, 12,581,809,334.89 and 5,075,087,221.27

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Solution

The fourth proportional to 8,392,010,060.21, 12,581,809,334.89 and 5,075,087,221.27 is: 7,608,877,887.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392,010,060.21 : 12,581,809,334.89 = 5,075,087,221.27 : x
  2. Step 2: Convert to fraction form
    8,392,010,060.21/12,581,809,334.89 = 5,075,087,221.27/x
  3. Step 3: Cross multiply
    8,392,010,060.21x = 12,581,809,334.89 × 5,075,087,221.27
  4. Step 4: Simplify right side
    8,392,010,060.21x = 63,853,779,775,914,229,760
  5. Step 5: Solve for x
    x = 63,853,779,775,914,229,760/8,392,010,060.21
  6. Step 6: Final answer
    x = 7,608,877,887.15

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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.