Home / 1,241,914,573.20-1,862,871,859.80-1,057,256,540.40

Finding the Fourth Proportional to 1,241,914,573.20, 1,862,871,859.80 and 1,057,256,540.40

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Solution

The fourth proportional to 1,241,914,573.20, 1,862,871,859.80 and 1,057,256,540.40 is: 1,585,884,810.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,914,573.20 : 1,862,871,859.80 = 1,057,256,540.40 : x
  2. Step 2: Convert to fraction form
    1,241,914,573.20/1,862,871,859.80 = 1,057,256,540.40/x
  3. Step 3: Cross multiply
    1,241,914,573.20x = 1,862,871,859.80 × 1,057,256,540.40
  4. Step 4: Simplify right side
    1,241,914,573.20x = 1,969,533,457,700,661,760
  5. Step 5: Solve for x
    x = 1,969,533,457,700,661,760/1,241,914,573.20
  6. Step 6: Final answer
    x = 1,585,884,810.60

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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.