Home / 460,455,143,348.67-635,385,455,123.40-254,684,953,968.58

Finding the Fourth Proportional to 460,455,143,348.67, 635,385,455,123.40 and 254,684,953,968.58

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Solution

The fourth proportional to 460,455,143,348.67, 635,385,455,123.40 and 254,684,953,968.58 is: 351,441,650,132.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,455,143,348.67 : 635,385,455,123.40 = 254,684,953,968.58 : x
  2. Step 2: Convert to fraction form
    460,455,143,348.67/635,385,455,123.40 = 254,684,953,968.58/x
  3. Step 3: Cross multiply
    460,455,143,348.67x = 635,385,455,123.40 × 254,684,953,968.58
  4. Step 4: Simplify right side
    460,455,143,348.67x = 161,823,115,390,408,395,325,440
  5. Step 5: Solve for x
    x = 161,823,115,390,408,395,325,440/460,455,143,348.67
  6. Step 6: Final answer
    x = 351,441,650,132.40

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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.