Home / 340,146,612-469,402,421.76-199,044,953.28

Finding the Fourth Proportional to 340,146,612, 469,402,421.76 and 199,044,953.28

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Solution

The fourth proportional to 340,146,612, 469,402,421.76 and 199,044,953.28 is: 274,682,092.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,146,612 : 469,402,421.76 = 199,044,953.28 : x
  2. Step 2: Convert to fraction form
    340,146,612/469,402,421.76 = 199,044,953.28/x
  3. Step 3: Cross multiply
    340,146,612x = 469,402,421.76 × 199,044,953.28
  4. Step 4: Simplify right side
    340,146,612x = 93,432,183,108,738,048
  5. Step 5: Solve for x
    x = 93,432,183,108,738,048/340,146,612
  6. Step 6: Final answer
    x = 274,682,092.41

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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.