Home / 575,496,664.80-863,244,997.20-515,030,488.80

Finding the Fourth Proportional to 575,496,664.80, 863,244,997.20 and 515,030,488.80

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Solution

The fourth proportional to 575,496,664.80, 863,244,997.20 and 515,030,488.80 is: 772,545,733.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,496,664.80 : 863,244,997.20 = 515,030,488.80 : x
  2. Step 2: Convert to fraction form
    575,496,664.80/863,244,997.20 = 515,030,488.80/x
  3. Step 3: Cross multiply
    575,496,664.80x = 863,244,997.20 × 515,030,488.80
  4. Step 4: Simplify right side
    575,496,664.80x = 444,597,492,862,070,656
  5. Step 5: Solve for x
    x = 444,597,492,862,070,656/575,496,664.80
  6. Step 6: Final answer
    x = 772,545,733.20

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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.