Home / 45,909,514,704.80-68,864,272,057.20-12,790,174,570.40

Finding the Fourth Proportional to 45,909,514,704.80, 68,864,272,057.20 and 12,790,174,570.40

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Solution

The fourth proportional to 45,909,514,704.80, 68,864,272,057.20 and 12,790,174,570.40 is: 19,185,261,855.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,909,514,704.80 : 68,864,272,057.20 = 12,790,174,570.40 : x
  2. Step 2: Convert to fraction form
    45,909,514,704.80/68,864,272,057.20 = 12,790,174,570.40/x
  3. Step 3: Cross multiply
    45,909,514,704.80x = 68,864,272,057.20 × 12,790,174,570.40
  4. Step 4: Simplify right side
    45,909,514,704.80x = 880,786,061,275,106,639,872
  5. Step 5: Solve for x
    x = 880,786,061,275,106,639,872/45,909,514,704.80
  6. Step 6: Final answer
    x = 19,185,261,855.60

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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.