Home / 461,742,091.20-637,214,400.48-263,499,639.12

Finding the Fourth Proportional to 461,742,091.20, 637,214,400.48 and 263,499,639.12

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Solution

The fourth proportional to 461,742,091.20, 637,214,400.48 and 263,499,639.12 is: 363,635,388.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,742,091.20 : 637,214,400.48 = 263,499,639.12 : x
  2. Step 2: Convert to fraction form
    461,742,091.20/637,214,400.48 = 263,499,639.12/x
  3. Step 3: Cross multiply
    461,742,091.20x = 637,214,400.48 × 263,499,639.12
  4. Step 4: Simplify right side
    461,742,091.20x = 167,905,764,568,547,168
  5. Step 5: Solve for x
    x = 167,905,764,568,547,168/461,742,091.20
  6. Step 6: Final answer
    x = 363,635,388.17

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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.