Home / 923,479,912.58-1,385,228,836.88-738,788,566.29

Finding the Fourth Proportional to 923,479,912.58, 1,385,228,836.88 and 738,788,566.29

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Solution

The fourth proportional to 923,479,912.58, 1,385,228,836.88 and 738,788,566.29 is: 1,108,190,023.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,479,912.58 : 1,385,228,836.88 = 738,788,566.29 : x
  2. Step 2: Convert to fraction form
    923,479,912.58/1,385,228,836.88 = 738,788,566.29/x
  3. Step 3: Cross multiply
    923,479,912.58x = 1,385,228,836.88 × 738,788,566.29
  4. Step 4: Simplify right side
    923,479,912.58x = 1,023,391,226,378,445,440
  5. Step 5: Solve for x
    x = 1,023,391,226,378,445,440/923,479,912.58
  6. Step 6: Final answer
    x = 1,108,190,023.89

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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.