Home / 632,103,733,018.52-872,153,644,408.70-357,749,385,383.51

Finding the Fourth Proportional to 632,103,733,018.52, 872,153,644,408.70 and 357,749,385,383.51

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Solution

The fourth proportional to 632,103,733,018.52, 872,153,644,408.70 and 357,749,385,383.51 is: 493,609,535,822.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,103,733,018.52 : 872,153,644,408.70 = 357,749,385,383.51 : x
  2. Step 2: Convert to fraction form
    632,103,733,018.52/872,153,644,408.70 = 357,749,385,383.51/x
  3. Step 3: Cross multiply
    632,103,733,018.52x = 872,153,644,408.70 × 357,749,385,383.51
  4. Step 4: Simplify right side
    632,103,733,018.52x = 312,012,430,247,200,716,488,704
  5. Step 5: Solve for x
    x = 312,012,430,247,200,716,488,704/632,103,733,018.52
  6. Step 6: Final answer
    x = 493,609,535,822.91

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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.