Home / 7,341,857,124.48-10,131,764,288.94-4,000,355,405.64

Finding the Fourth Proportional to 7,341,857,124.48, 10,131,764,288.94 and 4,000,355,405.64

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Solution

The fourth proportional to 7,341,857,124.48, 10,131,764,288.94 and 4,000,355,405.64 is: 5,520,491,253.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341,857,124.48 : 10,131,764,288.94 = 4,000,355,405.64 : x
  2. Step 2: Convert to fraction form
    7,341,857,124.48/10,131,764,288.94 = 4,000,355,405.64/x
  3. Step 3: Cross multiply
    7,341,857,124.48x = 10,131,764,288.94 × 4,000,355,405.64
  4. Step 4: Simplify right side
    7,341,857,124.48x = 40,530,658,041,931,440,128
  5. Step 5: Solve for x
    x = 40,530,658,041,931,440,128/7,341,857,124.48
  6. Step 6: Final answer
    x = 5,520,491,253.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.