Home / 1,306,584,123.60-1,959,876,185.40-844,017,877.20

Finding the Fourth Proportional to 1,306,584,123.60, 1,959,876,185.40 and 844,017,877.20

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Solution

The fourth proportional to 1,306,584,123.60, 1,959,876,185.40 and 844,017,877.20 is: 1,266,026,815.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,584,123.60 : 1,959,876,185.40 = 844,017,877.20 : x
  2. Step 2: Convert to fraction form
    1,306,584,123.60/1,959,876,185.40 = 844,017,877.20/x
  3. Step 3: Cross multiply
    1,306,584,123.60x = 1,959,876,185.40 × 844,017,877.20
  4. Step 4: Simplify right side
    1,306,584,123.60x = 1,654,170,537,576,141,824
  5. Step 5: Solve for x
    x = 1,654,170,537,576,141,824/1,306,584,123.60
  6. Step 6: Final answer
    x = 1,266,026,815.80

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Double scale
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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.