Home / 45,909,514,698.80-68,864,272,048.20-12,790,174,564.40

Finding the Fourth Proportional to 45,909,514,698.80, 68,864,272,048.20 and 12,790,174,564.40

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Solution

The fourth proportional to 45,909,514,698.80, 68,864,272,048.20 and 12,790,174,564.40 is: 19,185,261,846.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,909,514,698.80 : 68,864,272,048.20 = 12,790,174,564.40 : x
  2. Step 2: Convert to fraction form
    45,909,514,698.80/68,864,272,048.20 = 12,790,174,564.40/x
  3. Step 3: Cross multiply
    45,909,514,698.80x = 68,864,272,048.20 × 12,790,174,564.40
  4. Step 4: Simplify right side
    45,909,514,698.80x = 880,786,060,746,809,409,536
  5. Step 5: Solve for x
    x = 880,786,060,746,809,409,536/45,909,514,698.80
  6. Step 6: Final answer
    x = 19,185,261,846.60

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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.