Home / 8,075,289,619.90-12,112,934,429.85-4,401,969,427.90

Finding the Fourth Proportional to 8,075,289,619.90, 12,112,934,429.85 and 4,401,969,427.90

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Solution

The fourth proportional to 8,075,289,619.90, 12,112,934,429.85 and 4,401,969,427.90 is: 6,602,954,141.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075,289,619.90 : 12,112,934,429.85 = 4,401,969,427.90 : x
  2. Step 2: Convert to fraction form
    8,075,289,619.90/12,112,934,429.85 = 4,401,969,427.90/x
  3. Step 3: Cross multiply
    8,075,289,619.90x = 12,112,934,429.85 × 4,401,969,427.90
  4. Step 4: Simplify right side
    8,075,289,619.90x = 53,320,767,042,357,010,432
  5. Step 5: Solve for x
    x = 53,320,767,042,357,010,432/8,075,289,619.90
  6. Step 6: Final answer
    x = 6,602,954,141.85

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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.