Home / 1,449,982,123.60-2,174,973,185.40-898,984,094.80

Finding the Fourth Proportional to 1,449,982,123.60, 2,174,973,185.40 and 898,984,094.80

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Solution

The fourth proportional to 1,449,982,123.60, 2,174,973,185.40 and 898,984,094.80 is: 1,348,476,142.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,982,123.60 : 2,174,973,185.40 = 898,984,094.80 : x
  2. Step 2: Convert to fraction form
    1,449,982,123.60/2,174,973,185.40 = 898,984,094.80/x
  3. Step 3: Cross multiply
    1,449,982,123.60x = 2,174,973,185.40 × 898,984,094.80
  4. Step 4: Simplify right side
    1,449,982,123.60x = 1,955,266,300,291,091,456
  5. Step 5: Solve for x
    x = 1,955,266,300,291,091,456/1,449,982,123.60
  6. Step 6: Final answer
    x = 1,348,476,142.20

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Double scale
Find fourth proportional to 1,449,982,124.60, 2,174,973,186.90 and 898,984,095.80
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.