Home / 977,069,363.20-1,465,604,044.80-330,837,107.20

Finding the Fourth Proportional to 977,069,363.20, 1,465,604,044.80 and 330,837,107.20

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Solution

The fourth proportional to 977,069,363.20, 1,465,604,044.80 and 330,837,107.20 is: 496,255,660.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,069,363.20 : 1,465,604,044.80 = 330,837,107.20 : x
  2. Step 2: Convert to fraction form
    977,069,363.20/1,465,604,044.80 = 330,837,107.20/x
  3. Step 3: Cross multiply
    977,069,363.20x = 1,465,604,044.80 × 330,837,107.20
  4. Step 4: Simplify right side
    977,069,363.20x = 484,876,202,482,251,200
  5. Step 5: Solve for x
    x = 484,876,202,482,251,200/977,069,363.20
  6. Step 6: Final answer
    x = 496,255,660.80

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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.