Home / 1,359,914,606.40-2,039,871,909.60-440,450,817.60

Finding the Fourth Proportional to 1,359,914,606.40, 2,039,871,909.60 and 440,450,817.60

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Solution

The fourth proportional to 1,359,914,606.40, 2,039,871,909.60 and 440,450,817.60 is: 660,676,226.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,914,606.40 : 2,039,871,909.60 = 440,450,817.60 : x
  2. Step 2: Convert to fraction form
    1,359,914,606.40/2,039,871,909.60 = 440,450,817.60/x
  3. Step 3: Cross multiply
    1,359,914,606.40x = 2,039,871,909.60 × 440,450,817.60
  4. Step 4: Simplify right side
    1,359,914,606.40x = 898,463,250,382,593,280
  5. Step 5: Solve for x
    x = 898,463,250,382,593,280/1,359,914,606.40
  6. Step 6: Final answer
    x = 660,676,226.40

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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.