Home / 4,088,672,421.20-6,133,008,631.80-1,328,580,443.60

Finding the Fourth Proportional to 4,088,672,421.20, 6,133,008,631.80 and 1,328,580,443.60

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Solution

The fourth proportional to 4,088,672,421.20, 6,133,008,631.80 and 1,328,580,443.60 is: 1,992,870,665.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088,672,421.20 : 6,133,008,631.80 = 1,328,580,443.60 : x
  2. Step 2: Convert to fraction form
    4,088,672,421.20/6,133,008,631.80 = 1,328,580,443.60/x
  3. Step 3: Cross multiply
    4,088,672,421.20x = 6,133,008,631.80 × 1,328,580,443.60
  4. Step 4: Simplify right side
    4,088,672,421.20x = 8,148,195,328,639,472,640
  5. Step 5: Solve for x
    x = 8,148,195,328,639,472,640/4,088,672,421.20
  6. Step 6: Final answer
    x = 1,992,870,665.40

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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.