Home / 546,971,745.12-754,070,867.39-345,928,417.52

Finding the Fourth Proportional to 546,971,745.12, 754,070,867.39 and 345,928,417.52

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Solution

The fourth proportional to 546,971,745.12, 754,070,867.39 and 345,928,417.52 is: 476,906,794.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,971,745.12 : 754,070,867.39 = 345,928,417.52 : x
  2. Step 2: Convert to fraction form
    546,971,745.12/754,070,867.39 = 345,928,417.52/x
  3. Step 3: Cross multiply
    546,971,745.12x = 754,070,867.39 × 345,928,417.52
  4. Step 4: Simplify right side
    546,971,745.12x = 260,854,541,851,701,280
  5. Step 5: Solve for x
    x = 260,854,541,851,701,280/546,971,745.12
  6. Step 6: Final answer
    x = 476,906,794.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.