Home / 677,952,147.60-1,016,928,221.40-514,693,472.40

Finding the Fourth Proportional to 677,952,147.60, 1,016,928,221.40 and 514,693,472.40

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Solution

The fourth proportional to 677,952,147.60, 1,016,928,221.40 and 514,693,472.40 is: 772,040,208.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,952,147.60 : 1,016,928,221.40 = 514,693,472.40 : x
  2. Step 2: Convert to fraction form
    677,952,147.60/1,016,928,221.40 = 514,693,472.40/x
  3. Step 3: Cross multiply
    677,952,147.60x = 1,016,928,221.40 × 514,693,472.40
  4. Step 4: Simplify right side
    677,952,147.60x = 523,406,317,453,921,984
  5. Step 5: Solve for x
    x = 523,406,317,453,921,984/677,952,147.60
  6. Step 6: Final answer
    x = 772,040,208.60

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1.5x scale

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.