Home / 455,157,463.42-682,459,725.76-178,477,210.68

Finding the Fourth Proportional to 455,157,463.42, 682,459,725.76 and 178,477,210.68

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Solution

The fourth proportional to 455,157,463.42, 682,459,725.76 and 178,477,210.68 is: 267,607,406.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,157,463.42 : 682,459,725.76 = 178,477,210.68 : x
  2. Step 2: Convert to fraction form
    455,157,463.42/682,459,725.76 = 178,477,210.68/x
  3. Step 3: Cross multiply
    455,157,463.42x = 682,459,725.76 × 178,477,210.68
  4. Step 4: Simplify right side
    455,157,463.42x = 121,803,508,254,190,160
  5. Step 5: Solve for x
    x = 121,803,508,254,190,160/455,157,463.42
  6. Step 6: Final answer
    x = 267,607,406.32

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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.