Home / 8,522,087,642,898.40-12,783,131,217,310-3,931,258,267,998.40

Finding the Fourth Proportional to 8,522,087,642,898.40, 12,783,131,217,310 and 3,931,258,267,998.40

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Solution

The fourth proportional to 8,522,087,642,898.40, 12,783,131,217,310 and 3,931,258,267,998.40 is: 5,896,887,288,038.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,522,087,642,898.40 : 12,783,131,217,310 = 3,931,258,267,998.40 : x
  2. Step 2: Convert to fraction form
    8,522,087,642,898.40/12,783,131,217,310 = 3,931,258,267,998.40/x
  3. Step 3: Cross multiply
    8,522,087,642,898.40x = 12,783,131,217,310 × 3,931,258,267,998.40
  4. Step 4: Simplify right side
    8,522,087,642,898.40x = 50,253,790,288,958,385,914,118,144
  5. Step 5: Solve for x
    x = 50,253,790,288,958,385,914,118,144/8,522,087,642,898.40
  6. Step 6: Final answer
    x = 5,896,887,288,038.60

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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.