Home / 12,298,878,235.20-18,448,317,352.80-5,666,494,555.20

Finding the Fourth Proportional to 12,298,878,235.20, 18,448,317,352.80 and 5,666,494,555.20

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Solution

The fourth proportional to 12,298,878,235.20, 18,448,317,352.80 and 5,666,494,555.20 is: 8,499,741,832.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,298,878,235.20 : 18,448,317,352.80 = 5,666,494,555.20 : x
  2. Step 2: Convert to fraction form
    12,298,878,235.20/18,448,317,352.80 = 5,666,494,555.20/x
  3. Step 3: Cross multiply
    12,298,878,235.20x = 18,448,317,352.80 × 5,666,494,555.20
  4. Step 4: Simplify right side
    12,298,878,235.20x = 104,537,289,832,242,872,320
  5. Step 5: Solve for x
    x = 104,537,289,832,242,872,320/12,298,878,235.20
  6. Step 6: Final answer
    x = 8,499,741,832.80

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Double scale
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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.