Home / 457,391,671,433.70-632,106,141,073.30-374,862,260,969.12

Finding the Fourth Proportional to 457,391,671,433.70, 632,106,141,073.30 and 374,862,260,969.12

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Solution

The fourth proportional to 457,391,671,433.70, 632,106,141,073.30 and 374,862,260,969.12 is: 518,052,146,582.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,391,671,433.70 : 632,106,141,073.30 = 374,862,260,969.12 : x
  2. Step 2: Convert to fraction form
    457,391,671,433.70/632,106,141,073.30 = 374,862,260,969.12/x
  3. Step 3: Cross multiply
    457,391,671,433.70x = 632,106,141,073.30 × 374,862,260,969.12
  4. Step 4: Simplify right side
    457,391,671,433.70x = 236,952,737,215,202,778,415,104
  5. Step 5: Solve for x
    x = 236,952,737,215,202,778,415,104/457,391,671,433.70
  6. Step 6: Final answer
    x = 518,052,146,582.54

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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.