Home / 56,512,434,449.34-84,785,193,111.65-18,222,886,894.86

Finding the Fourth Proportional to 56,512,434,449.34, 84,785,193,111.65 and 18,222,886,894.86

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Solution

The fourth proportional to 56,512,434,449.34, 84,785,193,111.65 and 18,222,886,894.86 is: 27,339,664,261.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,512,434,449.34 : 84,785,193,111.65 = 18,222,886,894.86 : x
  2. Step 2: Convert to fraction form
    56,512,434,449.34/84,785,193,111.65 = 18,222,886,894.86/x
  3. Step 3: Cross multiply
    56,512,434,449.34x = 84,785,193,111.65 × 18,222,886,894.86
  4. Step 4: Simplify right side
    56,512,434,449.34x = 1,545,030,984,432,370,057,216
  5. Step 5: Solve for x
    x = 1,545,030,984,432,370,057,216/56,512,434,449.34
  6. Step 6: Final answer
    x = 27,339,664,261.28

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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.