Home / 49,332,077,633.72-68,076,505,700.96-27,921,859,386.42

Finding the Fourth Proportional to 49,332,077,633.72, 68,076,505,700.96 and 27,921,859,386.42

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Solution

The fourth proportional to 49,332,077,633.72, 68,076,505,700.96 and 27,921,859,386.42 is: 38,531,168,985.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,332,077,633.72 : 68,076,505,700.96 = 27,921,859,386.42 : x
  2. Step 2: Convert to fraction form
    49,332,077,633.72/68,076,505,700.96 = 27,921,859,386.42/x
  3. Step 3: Cross multiply
    49,332,077,633.72x = 68,076,505,700.96 × 27,921,859,386.42
  4. Step 4: Simplify right side
    49,332,077,633.72x = 1,900,822,619,701,024,391,168
  5. Step 5: Solve for x
    x = 1,900,822,619,701,024,391,168/49,332,077,633.72
  6. Step 6: Final answer
    x = 38,531,168,985.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.