Home / 588,792,493,418.14-812,533,642,481.91-318,130,854,291.46

Finding the Fourth Proportional to 588,792,493,418.14, 812,533,642,481.91 and 318,130,854,291.46

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Solution

The fourth proportional to 588,792,493,418.14, 812,533,642,481.91 and 318,130,854,291.46 is: 439,020,579,767.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,792,493,418.14 : 812,533,642,481.91 = 318,130,854,291.46 : x
  2. Step 2: Convert to fraction form
    588,792,493,418.14/812,533,642,481.91 = 318,130,854,291.46/x
  3. Step 3: Cross multiply
    588,792,493,418.14x = 812,533,642,481.91 × 318,130,854,291.46
  4. Step 4: Simplify right side
    588,792,493,418.14x = 258,492,021,823,321,780,781,056
  5. Step 5: Solve for x
    x = 258,492,021,823,321,780,781,056/588,792,493,418.14
  6. Step 6: Final answer
    x = 439,020,579,767.73

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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.