Home / 12,805,460,289.54-19,214,756,843.49-6,178,740,895.80

Finding the Fourth Proportional to 12,805,460,289.54, 19,214,756,843.49 and 6,178,740,895.80

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Solution

The fourth proportional to 12,805,460,289.54, 19,214,756,843.49 and 6,178,740,895.80 is: 9,271,279,690.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,805,460,289.54 : 19,214,756,843.49 = 6,178,740,895.80 : x
  2. Step 2: Convert to fraction form
    12,805,460,289.54/19,214,756,843.49 = 6,178,740,895.80/x
  3. Step 3: Cross multiply
    12,805,460,289.54x = 19,214,756,843.49 × 6,178,740,895.80
  4. Step 4: Simplify right side
    12,805,460,289.54x = 118,723,003,911,724,597,248
  5. Step 5: Solve for x
    x = 118,723,003,911,724,597,248/12,805,460,289.54
  6. Step 6: Final answer
    x = 9,271,279,690.64

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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.