Home / 8,087,821,474.20-12,133,075,904.10-3,180,655,368.60

Finding the Fourth Proportional to 8,087,821,474.20, 12,133,075,904.10 and 3,180,655,368.60

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Solution

The fourth proportional to 8,087,821,474.20, 12,133,075,904.10 and 3,180,655,368.60 is: 4,771,511,479.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087,821,474.20 : 12,133,075,904.10 = 3,180,655,368.60 : x
  2. Step 2: Convert to fraction form
    8,087,821,474.20/12,133,075,904.10 = 3,180,655,368.60/x
  3. Step 3: Cross multiply
    8,087,821,474.20x = 12,133,075,904.10 × 3,180,655,368.60
  4. Step 4: Simplify right side
    8,087,821,474.20x = 38,591,133,012,006,961,152
  5. Step 5: Solve for x
    x = 38,591,133,012,006,961,152/8,087,821,474.20
  6. Step 6: Final answer
    x = 4,771,511,479.96

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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.