Home / 8,437,959,075.82-12,655,706,570.92-2,460,478,997.48

Finding the Fourth Proportional to 8,437,959,075.82, 12,655,706,570.92 and 2,460,478,997.48

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Solution

The fourth proportional to 8,437,959,075.82, 12,655,706,570.92 and 2,460,478,997.48 is: 3,690,359,236.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,437,959,075.82 : 12,655,706,570.92 = 2,460,478,997.48 : x
  2. Step 2: Convert to fraction form
    8,437,959,075.82/12,655,706,570.92 = 2,460,478,997.48/x
  3. Step 3: Cross multiply
    8,437,959,075.82x = 12,655,706,570.92 × 2,460,478,997.48
  4. Step 4: Simplify right side
    8,437,959,075.82x = 31,139,100,216,018,288,640
  5. Step 5: Solve for x
    x = 31,139,100,216,018,288,640/8,437,959,075.82
  6. Step 6: Final answer
    x = 3,690,359,236.90

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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.