Home / 8,521,289,128.17-11,758,360,414.70-4,710,297,242.43

Finding the Fourth Proportional to 8,521,289,128.17, 11,758,360,414.70 and 4,710,297,242.43

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Solution

The fourth proportional to 8,521,289,128.17, 11,758,360,414.70 and 4,710,297,242.43 is: 6,499,647,154.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,521,289,128.17 : 11,758,360,414.70 = 4,710,297,242.43 : x
  2. Step 2: Convert to fraction form
    8,521,289,128.17/11,758,360,414.70 = 4,710,297,242.43/x
  3. Step 3: Cross multiply
    8,521,289,128.17x = 11,758,360,414.70 × 4,710,297,242.43
  4. Step 4: Simplify right side
    8,521,289,128.17x = 55,385,372,636,835,930,112
  5. Step 5: Solve for x
    x = 55,385,372,636,835,930,112/8,521,289,128.17
  6. Step 6: Final answer
    x = 6,499,647,154.76

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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.