Home / 909,185,462,682.50-1,254,683,762,819.10-518,571,812,105.15

Finding the Fourth Proportional to 909,185,462,682.50, 1,254,683,762,819.10 and 518,571,812,105.15

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Solution

The fourth proportional to 909,185,462,682.50, 1,254,683,762,819.10 and 518,571,812,105.15 is: 715,633,563,458.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,185,462,682.50 : 1,254,683,762,819.10 = 518,571,812,105.15 : x
  2. Step 2: Convert to fraction form
    909,185,462,682.50/1,254,683,762,819.10 = 518,571,812,105.15/x
  3. Step 3: Cross multiply
    909,185,462,682.50x = 1,254,683,762,819.10 × 518,571,812,105.15
  4. Step 4: Simplify right side
    909,185,462,682.50x = 650,643,632,504,008,968,503,296
  5. Step 5: Solve for x
    x = 650,643,632,504,008,968,503,296/909,185,462,682.50
  6. Step 6: Final answer
    x = 715,633,563,458.35

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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.