Home / 909,185,462,682-1,254,683,762,818.40-518,571,812,104.65

Finding the Fourth Proportional to 909,185,462,682, 1,254,683,762,818.40 and 518,571,812,104.65

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Solution

The fourth proportional to 909,185,462,682, 1,254,683,762,818.40 and 518,571,812,104.65 is: 715,633,563,457.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,185,462,682 : 1,254,683,762,818.40 = 518,571,812,104.65 : x
  2. Step 2: Convert to fraction form
    909,185,462,682/1,254,683,762,818.40 = 518,571,812,104.65/x
  3. Step 3: Cross multiply
    909,185,462,682x = 1,254,683,762,818.40 × 518,571,812,104.65
  4. Step 4: Simplify right side
    909,185,462,682x = 650,643,632,503,018,575,888,384
  5. Step 5: Solve for x
    x = 650,643,632,503,018,575,888,384/909,185,462,682
  6. Step 6: Final answer
    x = 715,633,563,457.66

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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.