Home / 10,235,808,049.80-15,353,712,074.70-8,376,189,702.60

Finding the Fourth Proportional to 10,235,808,049.80, 15,353,712,074.70 and 8,376,189,702.60

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Solution

The fourth proportional to 10,235,808,049.80, 15,353,712,074.70 and 8,376,189,702.60 is: 12,564,284,553.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,235,808,049.80 : 15,353,712,074.70 = 8,376,189,702.60 : x
  2. Step 2: Convert to fraction form
    10,235,808,049.80/15,353,712,074.70 = 8,376,189,702.60/x
  3. Step 3: Cross multiply
    10,235,808,049.80x = 15,353,712,074.70 × 8,376,189,702.60
  4. Step 4: Simplify right side
    10,235,808,049.80x = 128,605,604,976,787,439,616
  5. Step 5: Solve for x
    x = 128,605,604,976,787,439,616/10,235,808,049.80
  6. Step 6: Final answer
    x = 12,564,284,553.90

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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.