Home / 847,216,302.73-1,270,096,630.03-294,446,920.57

Finding the Fourth Proportional to 847,216,302.73, 1,270,096,630.03 and 294,446,920.57

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Solution

The fourth proportional to 847,216,302.73, 1,270,096,630.03 and 294,446,920.57 is: 441,417,428.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,216,302.73 : 1,270,096,630.03 = 294,446,920.57 : x
  2. Step 2: Convert to fraction form
    847,216,302.73/1,270,096,630.03 = 294,446,920.57/x
  3. Step 3: Cross multiply
    847,216,302.73x = 1,270,096,630.03 × 294,446,920.57
  4. Step 4: Simplify right side
    847,216,302.73x = 373,976,041,538,668,096
  5. Step 5: Solve for x
    x = 373,976,041,538,668,096/847,216,302.73
  6. Step 6: Final answer
    x = 441,417,428.27

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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.