Home / 455,157,456.06-682,459,714.70-178,477,203.32

Finding the Fourth Proportional to 455,157,456.06, 682,459,714.70 and 178,477,203.32

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Solution

The fourth proportional to 455,157,456.06, 682,459,714.70 and 178,477,203.32 is: 267,607,395.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,157,456.06 : 682,459,714.70 = 178,477,203.32 : x
  2. Step 2: Convert to fraction form
    455,157,456.06/682,459,714.70 = 178,477,203.32/x
  3. Step 3: Cross multiply
    455,157,456.06x = 682,459,714.70 × 178,477,203.32
  4. Step 4: Simplify right side
    455,157,456.06x = 121,803,501,258,221,104
  5. Step 5: Solve for x
    x = 121,803,501,258,221,104/455,157,456.06
  6. Step 6: Final answer
    x = 267,607,395.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.