Home / 86,920,231,630.35-130,380,347,445.52-86,920,231,630.35

Finding the Fourth Proportional to 86,920,231,630.35, 130,380,347,445.52 and 86,920,231,630.35

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Solution

The fourth proportional to 86,920,231,630.35, 130,380,347,445.52 and 86,920,231,630.35 is: 130,380,347,445.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,920,231,630.35 : 130,380,347,445.52 = 86,920,231,630.35 : x
  2. Step 2: Convert to fraction form
    86,920,231,630.35/130,380,347,445.52 = 86,920,231,630.35/x
  3. Step 3: Cross multiply
    86,920,231,630.35x = 130,380,347,445.52 × 86,920,231,630.35
  4. Step 4: Simplify right side
    86,920,231,630.35x = 11,332,690,000,010,111,090,688
  5. Step 5: Solve for x
    x = 11,332,690,000,010,111,090,688/86,920,231,630.35
  6. Step 6: Final answer
    x = 130,380,347,445.52

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Double scale
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Similar ratio
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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.