Home / 539,352,053.90-809,028,080.85-310,028,482.70

Finding the Fourth Proportional to 539,352,053.90, 809,028,080.85 and 310,028,482.70

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Solution

The fourth proportional to 539,352,053.90, 809,028,080.85 and 310,028,482.70 is: 465,042,724.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,352,053.90 : 809,028,080.85 = 310,028,482.70 : x
  2. Step 2: Convert to fraction form
    539,352,053.90/809,028,080.85 = 310,028,482.70/x
  3. Step 3: Cross multiply
    539,352,053.90x = 809,028,080.85 × 310,028,482.70
  4. Step 4: Simplify right side
    539,352,053.90x = 250,821,748,367,618,432
  5. Step 5: Solve for x
    x = 250,821,748,367,618,432/539,352,053.90
  6. Step 6: Final answer
    x = 465,042,724.05

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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.