Home / 83,281,455,020.50-114,928,407,928.30-47,638,770,032.50

Finding the Fourth Proportional to 83,281,455,020.50, 114,928,407,928.30 and 47,638,770,032.50

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Solution

The fourth proportional to 83,281,455,020.50, 114,928,407,928.30 and 47,638,770,032.50 is: 65,741,502,644.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,281,455,020.50 : 114,928,407,928.30 = 47,638,770,032.50 : x
  2. Step 2: Convert to fraction form
    83,281,455,020.50/114,928,407,928.30 = 47,638,770,032.50/x
  3. Step 3: Cross multiply
    83,281,455,020.50x = 114,928,407,928.30 × 47,638,770,032.50
  4. Step 4: Simplify right side
    83,281,455,020.50x = 5,475,047,995,497,633,546,240
  5. Step 5: Solve for x
    x = 5,475,047,995,497,633,546,240/83,281,455,020.50
  6. Step 6: Final answer
    x = 65,741,502,644.86

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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.