Home / 677,952,145.60-1,016,928,218.40-514,693,470.40

Finding the Fourth Proportional to 677,952,145.60, 1,016,928,218.40 and 514,693,470.40

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Solution

The fourth proportional to 677,952,145.60, 1,016,928,218.40 and 514,693,470.40 is: 772,040,205.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,952,145.60 : 1,016,928,218.40 = 514,693,470.40 : x
  2. Step 2: Convert to fraction form
    677,952,145.60/1,016,928,218.40 = 514,693,470.40/x
  3. Step 3: Cross multiply
    677,952,145.60x = 1,016,928,218.40 × 514,693,470.40
  4. Step 4: Simplify right side
    677,952,145.60x = 523,406,313,875,985,088
  5. Step 5: Solve for x
    x = 523,406,313,875,985,088/677,952,145.60
  6. Step 6: Final answer
    x = 772,040,205.60

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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.