Home / 48,491,256,242.40-72,736,884,363.60-28,655,327,205.60

Finding the Fourth Proportional to 48,491,256,242.40, 72,736,884,363.60 and 28,655,327,205.60

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Solution

The fourth proportional to 48,491,256,242.40, 72,736,884,363.60 and 28,655,327,205.60 is: 42,982,990,808.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,491,256,242.40 : 72,736,884,363.60 = 28,655,327,205.60 : x
  2. Step 2: Convert to fraction form
    48,491,256,242.40/72,736,884,363.60 = 28,655,327,205.60/x
  3. Step 3: Cross multiply
    48,491,256,242.40x = 72,736,884,363.60 × 28,655,327,205.60
  4. Step 4: Simplify right side
    48,491,256,242.40x = 2,084,299,221,354,848,452,608
  5. Step 5: Solve for x
    x = 2,084,299,221,354,848,452,608/48,491,256,242.40
  6. Step 6: Final answer
    x = 42,982,990,808.40

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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.