Home / 5,379,248,299.20-8,068,872,448.80-2,106,609,835.20

Finding the Fourth Proportional to 5,379,248,299.20, 8,068,872,448.80 and 2,106,609,835.20

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Solution

The fourth proportional to 5,379,248,299.20, 8,068,872,448.80 and 2,106,609,835.20 is: 3,159,914,752.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379,248,299.20 : 8,068,872,448.80 = 2,106,609,835.20 : x
  2. Step 2: Convert to fraction form
    5,379,248,299.20/8,068,872,448.80 = 2,106,609,835.20/x
  3. Step 3: Cross multiply
    5,379,248,299.20x = 8,068,872,448.80 × 2,106,609,835.20
  4. Step 4: Simplify right side
    5,379,248,299.20x = 16,997,966,059,616,389,120
  5. Step 5: Solve for x
    x = 16,997,966,059,616,389,120/5,379,248,299.20
  6. Step 6: Final answer
    x = 3,159,914,752.80

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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.