Home / 1,666,457,914,543.40-2,499,686,871,815.10-534,647,697,978.80

Finding the Fourth Proportional to 1,666,457,914,543.40, 2,499,686,871,815.10 and 534,647,697,978.80

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Solution

The fourth proportional to 1,666,457,914,543.40, 2,499,686,871,815.10 and 534,647,697,978.80 is: 801,971,546,968.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,457,914,543.40 : 2,499,686,871,815.10 = 534,647,697,978.80 : x
  2. Step 2: Convert to fraction form
    1,666,457,914,543.40/2,499,686,871,815.10 = 534,647,697,978.80/x
  3. Step 3: Cross multiply
    1,666,457,914,543.40x = 2,499,686,871,815.10 × 534,647,697,978.80
  4. Step 4: Simplify right side
    1,666,457,914,543.40x = 1,336,451,831,683,770,998,587,392
  5. Step 5: Solve for x
    x = 1,336,451,831,683,770,998,587,392/1,666,457,914,543.40
  6. Step 6: Final answer
    x = 801,971,546,968.20

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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.