Home / 1,241,914,615.20-1,862,871,922.80-1,057,256,582.40

Finding the Fourth Proportional to 1,241,914,615.20, 1,862,871,922.80 and 1,057,256,582.40

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Solution

The fourth proportional to 1,241,914,615.20, 1,862,871,922.80 and 1,057,256,582.40 is: 1,585,884,873.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,914,615.20 : 1,862,871,922.80 = 1,057,256,582.40 : x
  2. Step 2: Convert to fraction form
    1,241,914,615.20/1,862,871,922.80 = 1,057,256,582.40/x
  3. Step 3: Cross multiply
    1,241,914,615.20x = 1,862,871,922.80 × 1,057,256,582.40
  4. Step 4: Simplify right side
    1,241,914,615.20x = 1,969,533,602,548,444,416
  5. Step 5: Solve for x
    x = 1,969,533,602,548,444,416/1,241,914,615.20
  6. Step 6: Final answer
    x = 1,585,884,873.60

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Double scale
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Similar ratio
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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.