Home / 1,494,612,076.40-2,241,918,114.60-665,564,116.40

Finding the Fourth Proportional to 1,494,612,076.40, 2,241,918,114.60 and 665,564,116.40

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Solution

The fourth proportional to 1,494,612,076.40, 2,241,918,114.60 and 665,564,116.40 is: 998,346,174.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,612,076.40 : 2,241,918,114.60 = 665,564,116.40 : x
  2. Step 2: Convert to fraction form
    1,494,612,076.40/2,241,918,114.60 = 665,564,116.40/x
  3. Step 3: Cross multiply
    1,494,612,076.40x = 2,241,918,114.60 × 665,564,116.40
  4. Step 4: Simplify right side
    1,494,612,076.40x = 1,492,140,248,984,902,912
  5. Step 5: Solve for x
    x = 1,492,140,248,984,902,912/1,494,612,076.40
  6. Step 6: Final answer
    x = 998,346,174.60

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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.