Home / 166,966,547,010.40-250,449,820,515.60-87,347,331,848.80

Finding the Fourth Proportional to 166,966,547,010.40, 250,449,820,515.60 and 87,347,331,848.80

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Solution

The fourth proportional to 166,966,547,010.40, 250,449,820,515.60 and 87,347,331,848.80 is: 131,020,997,773.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,966,547,010.40 : 250,449,820,515.60 = 87,347,331,848.80 : x
  2. Step 2: Convert to fraction form
    166,966,547,010.40/250,449,820,515.60 = 87,347,331,848.80/x
  3. Step 3: Cross multiply
    166,966,547,010.40x = 250,449,820,515.60 × 87,347,331,848.80
  4. Step 4: Simplify right side
    166,966,547,010.40x = 21,876,123,584,048,511,582,208
  5. Step 5: Solve for x
    x = 21,876,123,584,048,511,582,208/166,966,547,010.40
  6. Step 6: Final answer
    x = 131,020,997,773.20

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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.