Home / 14,370,048,329.30-21,555,072,493.95-8,178,311,906.90

Finding the Fourth Proportional to 14,370,048,329.30, 21,555,072,493.95 and 8,178,311,906.90

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Solution

The fourth proportional to 14,370,048,329.30, 21,555,072,493.95 and 8,178,311,906.90 is: 12,267,467,860.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,370,048,329.30 : 21,555,072,493.95 = 8,178,311,906.90 : x
  2. Step 2: Convert to fraction form
    14,370,048,329.30/21,555,072,493.95 = 8,178,311,906.90/x
  3. Step 3: Cross multiply
    14,370,048,329.30x = 21,555,072,493.95 × 8,178,311,906.90
  4. Step 4: Simplify right side
    14,370,048,329.30x = 176,284,106,031,363,948,544
  5. Step 5: Solve for x
    x = 176,284,106,031,363,948,544/14,370,048,329.30
  6. Step 6: Final answer
    x = 12,267,467,860.35

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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.