Home / 2,657,760,188.40-3,986,640,282.60-1,277,241,807.60

Finding the Fourth Proportional to 2,657,760,188.40, 3,986,640,282.60 and 1,277,241,807.60

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Solution

The fourth proportional to 2,657,760,188.40, 3,986,640,282.60 and 1,277,241,807.60 is: 1,915,862,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,760,188.40 : 3,986,640,282.60 = 1,277,241,807.60 : x
  2. Step 2: Convert to fraction form
    2,657,760,188.40/3,986,640,282.60 = 1,277,241,807.60/x
  3. Step 3: Cross multiply
    2,657,760,188.40x = 3,986,640,282.60 × 1,277,241,807.60
  4. Step 4: Simplify right side
    2,657,760,188.40x = 5,091,903,640,798,998,528
  5. Step 5: Solve for x
    x = 5,091,903,640,798,998,528/2,657,760,188.40
  6. Step 6: Final answer
    x = 1,915,862,711.40

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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.