Home / 863,766,320.00-1,192,140,055.87-529,424,821.58

Finding the Fourth Proportional to 863,766,320.00, 1,192,140,055.87 and 529,424,821.58

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Solution

The fourth proportional to 863,766,320.00, 1,192,140,055.87 and 529,424,821.58 is: 730,693,616.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,766,320.00 : 1,192,140,055.87 = 529,424,821.58 : x
  2. Step 2: Convert to fraction form
    863,766,320.00/1,192,140,055.87 = 529,424,821.58/x
  3. Step 3: Cross multiply
    863,766,320.00x = 1,192,140,055.87 × 529,424,821.58
  4. Step 4: Simplify right side
    863,766,320.00x = 631,148,536,370,061,696
  5. Step 5: Solve for x
    x = 631,148,536,370,061,696/863,766,320.00
  6. Step 6: Final answer
    x = 730,693,616.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.