Home / 649,353,935.70-974,030,903.55-603,437,433.30

Finding the Fourth Proportional to 649,353,935.70, 974,030,903.55 and 603,437,433.30

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Solution

The fourth proportional to 649,353,935.70, 974,030,903.55 and 603,437,433.30 is: 905,156,149.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,353,935.70 : 974,030,903.55 = 603,437,433.30 : x
  2. Step 2: Convert to fraction form
    649,353,935.70/974,030,903.55 = 603,437,433.30/x
  3. Step 3: Cross multiply
    649,353,935.70x = 974,030,903.55 × 603,437,433.30
  4. Step 4: Simplify right side
    649,353,935.70x = 587,766,708,393,091,840
  5. Step 5: Solve for x
    x = 587,766,708,393,091,840/649,353,935.70
  6. Step 6: Final answer
    x = 905,156,149.95

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Double scale
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Similar ratio
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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.